fluid extinguisher 液体灭火机fluid extinguisher 液体灭火器fluid film 全液膜fluid film 润滑油膜fluid fire extinguisher 液体灭火器fluid flow analog 液动模拟fluid flow regulator 流量调节器fluid flow 流体流动fluid flow 流体流动流体流量fluid flow 流体流量;流体流动fluid flowmeter 流体流量表fluid friction 流体摩擦fluid fuel mixture 液体燃料混合物fluid head 液压头fluid heating medium 流体加热介质fluid hose 流体输送软管fluid hull 流体壳fluid impedance 流体阻抗fluid inlet angle 流入角fluid jet 流体喷射fluid kinetics 流体动力学fluid level indicator 液位指示器fluid line 液体线fluid lubrication 液体润滑fluid mechanics 流体力学fluid meter 流量表fluid motor 液压马达fluid oil 液态油fluid ounce 液量fluid outlet angle 流出角fluid particle 流体质点fluid power motor 液动马达fluid power motor 液动马达气动马达fluid power transmission 液力传动fluid power transmission 液体变速装置fluid power 液力fluid pressure governor 液压调速器fluid pressure 流体压力fluid pump 液压泵fluid resistance 流体阻力fluid sampling 流体取样fluid servo-motor 液压伺服马达fluid slag 液态溶渣fluid transmission 液体变速机fluid 流体fluid 流体液fluid-dynamic noise 流体动力噪声fluid-floated gyroscope 液浮陀螺仪fluid-heating medium 流体加热介质fluid-to water cooling 液体-水冷却fluid-to-air cooling 液体-空气冷却fluidic amplifier 射流放大器fluidic device 射流元件fluidic element 射流元件fluidic rate sensor 射流速率传感器fluidic system 射流系统fluidic 流体性的fluidic 流体性的射流的fluidics 射流fluidics 射流技术fluidity meter 流度计fluidity meter 流度计粘度计fluidity 流动性流度fluidization 流动化fluidized-bed boiler 流化床锅炉fluidized-bed combustion 流化床燃烧fluidized-bed 流化床fluidmeter 流度计fluidmeter 粘度表fluidstatic pressure 静水压力fluke anchor 开爪锚fluke anchor 转爪锚fluke angle 锚爪转角fluke area 锚爪面积fluke palm 锚爪掌fluke point 锚爪尖fluke turned anchor 折咀锚fluke turned anchor 折嘴锚fluke 桨的扁平部分fluke 锚爪fluke 爪flukeanchor 转爪锚flukeshank angle 锚爪锚干间转角fluking 乘风速航fluky 不稳定的flume 槽沟flume 水槽fluorescence analysis 荧光分析fluorescence scattering 荧光散射fluorescence 荧光fluorescent inspection 荧光检查fluorescent inspection 荧光检验fluorescent inspection 荧光探伤fluorescent lamp 日光灯fluorescent lamp 荧光灯fluorescent light 荧光灯fluorescent lighting 荧光照明fluorescent mark 荧光标记fluorescent screem 荧光屏fluorescent screen 荧光屏fluorescent tube balance 荧光灯镇灯器fluorescent tube bulb 荧光灯管fluorescent 荧光的fluorine 氟fluorite 萤石fluoro protein foam 氟蛋白泡沫fluorometer flow diagram 流程图fluorometer 荧光流量表氟量表fluoroscope 荧光镜fluorotribromomethane 一氟三溴甲烷fluorspar 氟石氟石fluorspar 萤石flurry 风雪flush between hatch cover 平舱口flush bolt 埋头螺栓flush bunker scuttle 甲板上煤舱口flush bunker scuttle 无围板煤舱口flush bushing 无凸缘衬套flush cabin top 平舱顶flush cabin 同甲板齐平的舱室flush coaming 平围板flush coaming 平缘材flush countersunk point 埋头镦头flush cover 平盖flush deck ship 平甲板船flush deck socket 水平联结器flush deck socket 水平连接器flush deck vessel 平甲板船flush deck vessel 平甲板船全通甲板船flush deck 平甲板flush decker 平甲板船flush fillet weld 平角焊flush hatch cover 平式舱口盖flush hatch 平舱口flush head rivet 平头铆钉flush head screw shackle 平头螺栓卸扣flush joint 平接flush joint 平头接合flush joint 平头接合齐平接缝flush manhole 齐平人孔flush mica commutator 平面云母换向器flush nut 平头螺母flush panel 平嵌板flush plate 平装开关面板flush plating 平接板flush plug receptacle 埋装式插座flush rivet 平头铆钉flush scuttle 甲板煤舱口flush scuttle 平的小舱口flush scuttle 小舱口flush snap-switch 埋装式活动开关flush socket 平装插座flush switch 平装开关flush system 平铺式flush type instrument 平装型仪表flush type 平面型flush type 平面型平装型flush type 平装型flush watertight hatch 平甲板水密舱口flush weir 泄水堰flush weld 平焊flush weld 齐平焊缝flush a. 齐平的flush 平的;平铺;泛滥flush 平的平铺泛滥齐平的flush 齐平的flush-deck hatchcover 平甲板舱口盖flush-decker 平甲板船flush-stowing anchor 折杆转爪锚flush-through connection 冲洗接头flusher 冲洗器flushing arrangement 冲洗装置flushing main 冲洗总水管flushing oil 洗涤油flushing pipe 冲洗管flushing pipe 冲洗管冲洗管flushing pipeline 冲洗管路flushing pump 冲洗泵flushing system 冲洗管系flushing system 冲洗管系;粪便污水系统flushing system 冲洗系统flushing valve 溢流阀冲洗阀flushing 清洗flute length 槽长flute profile 槽顶螺母flute twist drill 麻花钻flute 凹槽flute 槽fluted bulkhead 凹槽舱壁fluted bulkhead 波形板舱壁fluted bulkhead 槽形舱壁fluted 带槽的fluting board 瓦楞纸flutter analysis 颤振分析flutter calculation 颤振计算flutter calculation 抖振计算flutter characteristic 颤振特性flutter fading 急剧衰落flutter failure 颤振破坏flutter frequency 颤振频率flutter noise 颤动噪声flutter speed 颤振速率flutter test 颤振试验flutter valve 膜片阀flutter 颤震脉动干扰flutter 颤振flutter 颤振电视机图像的颤动颤振flutter 颤振放音失真电视机图像的颤动脉动干扰flutter 电视机图像的颤动flux and reflux  涨落flux and reflux 涨潮落潮flux and reflux 涨落flux coating 焊药flux copper backing 焊剂铜垫法flux cored wire 管状焊丝flux curve 磁通曲线flux density 磁通量密度flux density 磁通密度flux density 通密度flux encased electrode 包药加强焊条flux gate 磁阀flux hopper 焊剂漏斗flux injection cutting 喷燃剂切割flux leakage 磁通泄漏flux linkage 磁链flux meter 磁通计flux meter=fluxmeter 磁通计flux pump 磁通泵flux sleeve 导磁套flux solder 焊剂flux solder 熔剂flux 流flux 通量;焊剂;助熔剂;流量;涨;熔解flux-coated electrode 药皮焊条flux-cored electrode 管状焊条fluxing agent 焊药fluxmeter 磁通计fluxmeter 磁通计;麦克斯卫尔计fluxmeter 磁通计麦克斯卫尔计fly about 风向转变fly anchor 海锚fly ash 黄铁矿灰fly away 海市蜃楼fly governor 风轮调速器fly jib extension 起重臂延长段fly lens 蝇眼透镜fly net 漂网;无底网fly net 漂网无底网fly nut 蝶型螺母fly nut 蝶形螺母fly swatter 苍蝇拍fly up in the wind  船首急速转向风fly wheel casing 飞轮壳fly wheel governor 调速轮fly wheel 飞轮fly 飞fly 飞行fly 飞行飞轮的风翼飞快的 vi 飞行fly 旗的长边fly-back line 回程线fly-ball fair weather sailor 无航海经验的水手fly-ball governor 飞球调速器fly-ball 飞球的fly-cutting 高速切削fly-wheel effect 飞轮效应fly-wheel generator 带飞轮的发电机fly-wheel hole cutter 打眼凿fly-wheel key 飞轮键fly-wheel magneto 带飞轮的永磁发电机fly-wheel moment 飞轮力矩fly-wheel pump 飞轮泵fly-wheel scale 飞轮刻度fly-wheel time base 飞轮效应时基未同步的扫描fly-wheel 飞轮flyback period 返程周期flyback pulse 回扫脉冲flyback time 返程周期flyback 回描flyback 回扫描flyball 飞球的flybridge 驾驶桥楼flyer 飞行员快速船flyer 快艇flying boat 快艇flying boat 快艇水上飞机飞船flying boat 水上飞机飞船flying bridge deck 驾驶室甲板flying bridge deck 驾驶台甲板flying bridge 航行驾驶台flying bridge 最上层船桥flying bridge 最上层船桥;浮桥flying bridge 最上层船桥航行驾驶台flying deck 顶甲板flying fish sailor 无航海经验的水手flying gangway 步桥flying gangway 天桥flying guy 首斜桁前张索flying lead 跨线flying light 高浮flying moor 前进抛双锚法flying officer 飞行员flying passage 船员步桥flying passage 架空通道flying pier 临时性轻便码头flying pot 飞点flying range 航程flying scaffold 舷边作业吊架flying sounder 走航测深仪flying spot tube 飞点管flying spot 飞点flying to 悄转flying waterline 水翼航行状态水线flying 飞flying 飞的;飞速的;挂出flying 飞的飞速的挂出flying 飞行flying-fish sailor 无航海经验的水手flypaper 粘蝇纸flyweight 飞重flywheel 飞轮fm broadcast 调频广播fm broadcasting station 调频广播电台fm oscillator 调频振荡器fm range measuring system 调频测距装置fm record 调频记录fm  fathomfoalsfoot 打眼凿foam  extinguish pistol 泡沫灭火枪foam  extinguisher 泡沫灭火器foam applicator 泡沫器foam concentrate 泡沫剂foam concrete 泡沫混凝土foam extinguisher 泡沫灭火器foam extinguishing system 泡沫灭火系统foam extinguishingsystem 泡沫灭火系统foam generator 发泡器foam generator 泡沫发生器foam glass 泡沫玻璃foam installation 泡沫灭火装置foam installation 泡沫装置foam line 灭火泡沫管路foam line 灭火泡沫管路碎波线foam line 泡沫管路foam main 泡沫总管foam monitor 泡沫灭火枪foam monitor 泡沫灭火系统架式喷射器foam plastics 泡沫塑料foam room 泡沫室foam rubber products 泡沫橡胶制品foam rubber 泡沫橡胶foam smothering system in machinery space 机舱泡沫灭火系统foam smothering system 泡沫灭火系统foam solution 泡沫溶液foam sprinkler system 泡沫灭火喷淋系统foam suppressor 泡沫灭火器foam system 泡沫灭火系统foam tank 泡沫发生舱foam thermal insulation 泡沫塑料隔热foam type 泡沫式foam valve 泡沫阀foam 发泡foam 泡沫foam 泡沫泡沫塑料发泡foam 泡沫泡沫塑料使起泡沫发泡foam-in-place polyurethane 现场发泡的聚氨酯foam-in-place polyurethane 现场发泡聚氨脂foam-making apparatus 泡沫发生器foam-making equipment 泡沫发生器foam-reducing 减泡剂foamed  insulation 泡沫塑料绝缘foamed buoyant material 泡沫浮力块foamed plastic cushioning 泡沫塑料衬垫foamed plastic insulation 泡沫塑料绝缘foamed plastic shock absorber 泡沫塑料减震器foamed plastics 泡沫塑料foamed rubber 泡沫橡胶foamed 发泡的foamed-polyethylene insulation 泡沫聚乙烯绝缘foamedinsulation 泡沫塑料绝缘foamer 泡沫发生器foamer 起泡剂foamextinguish pistol 泡沫灭火枪foamextinguisher 泡沫灭火器foaming agent 发泡剂foaming behaviour 起泡沫特性foaming characteristic 起泡沫特性foaming oil 泡沫油foaming test apparatus 泡沫测定仪foaming 发泡foamite extinguisher 泡沫灭火器foamite system 泡沫灭火系统foamite system 泡沫系统foamite system 泡沫装置foamite 发泡foamite 泡沫foamite 泡沫灭火剂 发泡foamsuppressor 泡沫灭火器foatrope knot 握索结fob vessel named of shipment 美国船上交货价focal distance  焦距focal distance 焦距focal distance 透镜的)焦距focal involution 焦点对合focal length 焦距focal length 焦距透镜的)焦距focal plane of the light 灯光中心focal plane 焦面focal point of stress 应力集中点focal point 焦点focal 焦点的focal 焦点的;在焦点上的;有焦点的focal 焦点的在焦点上的有焦点的focus coil 聚焦线圈focus lamp 聚光灯focus of lens 透镜的焦点focus 焦点focus 焦点焦距focus 聚焦focusing anode 聚焦阳极focusing electrode 聚焦电极focusing field 聚焦场focusing ring 聚焦环focusing 聚焦focussing electrode 聚焦电极focussing field 聚焦场focussing 聚焦fodder 临时堵漏的)防水软垫饲料fodder 饲料fodder 饲料;防水软垫foehn 焚风fog alarm 雾航声响信号fog alarm 雾航音响信号fog bank 雾堤fog bank 雾阵fog bell 雾钟fog bound 因雾受阻的fog bow 雾虹fog buoy 拖曳雾标fog buoy 雾标fog buoy 雾中拖标(雾中列队航行fog clearing 雾消fog day 雾日fog detector light 报告灯测雾灯探雾灯fog detector light 测雾灯雾情检测灯fog detector light 探雾灯fog detector light 雾情探测灯fog diaphone 低音雾号雾笛fog diaphone 雾笛fog diaphone 雾笛低音雾号fog dissipation 雾消fog dissipation 消雾fog drip 雾滴fog drip 雾滴雾滴fog drop 雾滴fog drop 雾滴雾滴fog easter 雾虹fog eater 雾虹fog explosive 爆声雾号fog formation 雾生fog gong 雾锣fog gun 雾炮fog horn 雾笛fog horn 雾笛雾号fog horn 雾笛雾号雾角fog horn 雾角fog intensive dispersal of 雾集中分布在……fog intensive dispersal of 雾集中散布在……fog intensive dispersal of 雾集中散布在…雾集中分布在……fog laden air 带雾空气fog light 雾灯fog lubrication 油雾润滑fog mark 雾标志fog nautophone 电动高音雾号fog nautophone 高声雾笛fog nozzle 喷雾咀fog nozzle 喷雾口fog nozzle 喷雾嘴fog patches 碎雾fog rain 雾雨fog reed 雾笛fog region 雾区fog scale 雾级标度fog season 雾季fog separator 除雾分离器fog signal emitter 雾号发声器fog signal light 雾信号灯fog signal station 雾号台fog signal station 雾号站fog signal station 雾信号台fog signal 雾号fog signal 雾号雾信号fog signal 雾信号fog signalling plant 雾号站fog siren 雾笛fog spar 雾标fog spar 雾中拖标fog spar 雾中拖标(雾中列队航行fog system 喷雾系统fog target 雾标fog trumper 雾喇叭fog trumpet 雾号fog trumpet 雾喇叭fog trumpet 雾喇叭雾号fog type insulator 耐雾绝缘子fog warning 雾警fog weather 雾天fog whistle 雾笛fog whistle 雾哨fog whistle 雾哨雾笛fog whistle 雾微fog 雾fog 雾泡沫fogging method 去雾法foggrass seed 雾草子foggy 有雾fohn 焚风foil base 水翼基座foil broaching frequency 水翼遇浪划水频率foil craft 水翼艇foil flaps 襟翼foil guard 水翼护板foil hull 翼形船体foil imca capacitor 云母片电容器foil insulation 箔绝缘foil lattice 翼栅foil portion 悬吊部分foil research ship 水翼研究船foil strain gauge 箔应变片foil 箔foil 翼foilborn propulsion 水翼航行推进foilborne condition 水翼航行状态foilborne operation 翼航foilborne seakeeping 水翼状态耐波性foilborne waterline 水翼艇吃水线foilborne 水翼航行状态foilcraft 水翼艇foist 轻型驳船轻型驳船fold boat 折叠式艇fold ……倍 n. 折叠折叠包fold …倍折叠包foldable part 可折叠部件folded and grooved seam 折叠和槽式接缝folded antenna 折迭天线folded antenna 折叠天线folded 折迭的包起来的folded 折叠的folded 折叠的包起来的folder 折迭机folder 折叠机folding anchor 折爪锚folding basin 折叠式洗脸台folding beam 可折梁folding boat 折叠式艇folding boat 折叠式小艇folding chair 折椅folding conveyer belt 折迭传送带folding conveyer belt 折叠传送带folding conveyor belt 折叠传送带folding flat rack 端部可折迭板架folding hatch cover 折叠式舱口盖folding hatchcover 折叠式舱口盖folding jib 可折梁folding lash plate 折叠式联结件folding lash plate 折叠式连接件folding lavatory 折叠式盥洗台folding lavatory 折叠盥洗器folding lavatory 折式盥洗器folding lavatory 折式盥洗台folding measure 折尺folding partition 折壁folding rule 折尺folding s tress 弯折应力folding strength 抗折强度folding table 折台folding type hatchcover 折叠式舱口盖folding 可折叠的folding-stock anchor 折杆锚folio label 海图夹标签folio list 海图夹目录folio number 海图夹编号folio verso 见本页背面folio 海图夹folio 海图夹;对折本follow course 顺着航向follow mechanism 随动机构follow scanner 跟踪扫描器follow up device 随动装置follow up lever 随动杆follow up speed 随动速度follow 跟随follow 追随follow-the-pointer device 随动装置follow-up amplifier 跟踪放大器follow-up control 跟踪控制follow-up control 随动控制follow-up device 随动装置follow-up gear 随动装置follow-up hydraulic amplifier 随动液压放大器follow-up lever 随动杆follow-up mechanism 随动机构follow-up motion 随动运动follow-up motor 随动电动机follow-up motor 随动电机follow-up n. 随动follow-up potentiometer 随动电位计follow-up pulley 从动轮follow-up ring assembly 跟踪环组follow-up signal 跟踪信号follow-up steering 随动操舵follow-up switch 随动开关follow-up system 跟踪系统follow-up system 随动系统follow-up transfomer 随动变压器follow-up transformer 随动变压器follow-up transmitter 随动发送器follow-up type 跟踪型式follow-up valve 从动阀follow-up work 后续工作follow-up 跟踪follow-up 随动follower gear 从动齿轮follower lever 从动杆follower lever 随动杆follower plate 从动板follower 从动机械following  以下各页following at a distance 尾随行驶following current 顺流following edge 随边following edge 推进器后叶缘following error 跟踪误差following error 跟踪误差随动系统误差following in range 远距离跟踪following landing numbers 按序卸货号码下次卸货序号following landing numbers 下次卸货序号following mechanism 随动机构following pages 以下各页following pointer 随动指针following pulley 从动轮following range of synchronism 同步保持范围following sea 顺浪following sea 尾随浪following swell 顺浪following system amplifier 随动系统放大器following system 随动系统following test 灵敏度检查following tide 顺潮following wake 伴流following wave 随浪following wind 顺风following mechanismfollowing 跟随following 跟踪;后面的;顺次的following 跟踪后面的顺次的following 下列的following-up type 跟踪型式follows 以下fomalhaut =αpiscis austrini 北落师门fondeadero = anchorage 锚地fondeadero 锚地food and agricultural organization of united nations 联合国粮农组织food and agricultural organization 粮食和农业组织地址：via de terme dei carcallafood costs 膳费food elevator 食品升降机food locker 食品柜food mixer 食品搅拌器food poisoning 食物中毒food provisions 食物food ration 干粮food ration 干粮;食物定量配给food ration 粮食food stuff refrigerated storage 食品冷库food 食品food 食物foolproof 安全自锁装置foolproof 安全自锁装置极简单的foolproof 绝对安全foolproof 绝对安全极简单的foot board 脚蹬foot board 踏板foot boat 载人渡船foot bolt 踏钮foot brake 脚踏制动器foot brake 脚闸foot candle meter 照度计foot candle 光距foot felly 舵轮)轮缘foot grating 格子踏板foot grating 脚踏格子板foot hill 山麓小丘foot hold 垫轴架foot line 栏杆下横档foot liner 底脚衬片foot liner 脚衬片foot lining 下沿贴边foot measure 英尺计量foot note 脚注foot of perpendicular 垂足foot pedal 踏脚板foot per minute 每分钟英尺foot plate 踏板foot plate 踏板座板foot pound second 英尺·磅·秒foot pound 英尺-磅foot push screw 底脚螺钉foot push valve 底阀foot push 脚踏开关foot push-step bearing 臼形轴承foot push-switch 脚踏开关foot rail 止滑围栏foot rope 踏脚索foot rope 踏脚索;底帆边索foot spar 脚蹬foot step 踏板foot stool 脚凳foot valve 底阀foot valve 底阀;底阀foot valve 底阀底阀foot wales 舢板底板foot waling 舢板底板foot 英尺foot 英尺脚支座foot 英尺支座foot-candle 光距foot-grating 踏脚格栅foot-note 脚注foot-pedal-operated brake 脚踏制动器foot-pound 英尺磅foot-pound 英尺磅英尺磅foot-pound-second 英尺-磅-秒单位制foot-pound-second 英尺·磅·秒制foot-pound-second 英尺—磅—秒footbridge 步桥footed pile 盘脚桩footfeet 英尺footing 支座footing 舢板底板;立足处footing 舢板底板立足处footling 纵底板条footlocks 运牲畜船上的木栅;横板footlocks 运牲畜船上的木栅横板footpath 人行道footprint 轨迹footprint 轨迹脚印覆盖区域footrails 缘饰;船尾线脚footrails 缘饰船尾线脚footrope knot 握索结footstock 顶座footstock 顶座尾架footswitch 足踏开关footwear 防护鞋for a full due 完全;永久;不必重复for a full due 完全永久不必重复for camber 梁拱修正for cash 付现金for declaration purpose only 仅限于申报for declaration purpose only 只用于申报for declaration purpose only 只用于申报仅限于申报for further transfer 待转交for information only 仅供参考for information only 只用于申报for instance 例如for instance 例如以…为例for list 循环表for ones own risks 自负风险for order 等待命令for orders 等待命令for our information 供我们参考for reference only 仅供参考for shipments on the germancon-north charter 使用在德国-北欧航线租船的提单for statement 循环语句for the  benefit of 为…for the common good 共同利益派for the common safety 共同安全派for the form only 形式上for the benefit of为…for your attention 请你注意for your guidance 供您参考for your information and guidance 望参照执行for your information 供你方参考for your information 供你方参考仅供您参考兹通知供参考for your information 仅供您参考for your reference 供您参考兹通知foraminifera 多孔岩底有孔虫有孔虫foraminifera 有孔虫foraminiferalooze 有孔虫forbes log 福布斯计程仪forbes log 计程仪forbid 禁止forbid 禁止禁令forbidden band 禁带forbidden region 禁区forbidden signs 禁令标志forbidden zone of speed 速度禁区forbidden zone 禁区forbidden 禁止的forbidding a vessel or an installation from leaving the harbour 禁止离港force balance 力平衡force component 分力force fan 强压通风机force fan 强压通风机强力风扇force feed lubrication system 压力润滑系统force feed lubrication 压力润滑force field 力场force field 力场矢量场force fit 压配合force ice 破冰force majeure clause 不可抗力条款force majeure provision 不可抗力规定force majeure 不可抗力force majeure 不可抗力不可抗力不可抗力force of buoyancy 浮力force of gravity 重力force of inertia 惯性力force of support 支承力force of wind 风力force polygon 力多边形force pump 压力泵force pump 压送泵force tide 强潮force tongs 火钳force transducer 测力传感器force ventilated 强制通风的force 力force 力;势;军队force 力n.力force-ventilated 强力通风的forced  lubrication 压力润滑forced air circulation 强制空气循环forced air cooling 强制空气冷却forced air supply 强制供气forced air-cooled 强制气冷的forced auction 强制拍卖forced circulation boiler 强制循环锅炉forced circulation evaporator 强制循环蒸发器forced circulation pump 强制循环泵forced circulation steam generator 强制循环蒸汽锅炉forced circulation 强制循环forced combustion boiler 增压锅炉forced component 强制分量forced convection air cooler 强制对流空气冷却器forced convection heat transfer 强制对流传热forced convection 强制对流forced cooling 强制冷却forced discharging 强行卸货forced draft air cooler 强制通风空气冷却器forced draft blower 强压通风机forced draft boiler 强压通风锅炉forced draft condenser 强制通风式冷凝器forced draft cooling 强制通风冷却forced draft duct 强力通风管道forced draft duct 强制通风道forced draft duct 强制通风管道forced draft fan 强压通风机forced draft front 强制通风炉口forced draft regulator 强制通风调节器forced draft 强制通风forced draft 强制通风;压力通风forced draught 强制通风压力通风forced excitation 强制励磁forced exhaust 强制排气forced feed lubrication 强制润滑forced feed 强制进给forced flow boiler 强制循环锅炉forced flowmeter 压力型流量表forced frequency 强迫振动频率forced ignition 强制点火forced induction engine 增压式发动机forced lubricating system 压力润滑系统forced lubrication 强制润滑forced lubrication 压力润滑forced lubricator 压力润滑注油器forced lubricator 压油润滑器forced magnetization conditions 拘束磁化条件forced maneuver 强制操纵forced motion 强制运动forced oscillation 强迫振荡forced oscillation 强制摆动forced oscillation 强制摇荡forced outage rate 被迫停率forced outage 强迫停forced pitching 强制纵摇forced process 强制过程forced roll 强制横摇forced rolling 强制横摇forced sale 强制出售forced state 强制状态forced steel 锻钢forced stoppage 强制停车阻塞forced stroke 工作行程forced synchronization 强迫同步forced synchronization 强制同步forced synchronizing clutch 强制同步离合器forced synchronizing method 强制同步法forced synchronizing 强制同步forced system 压力供气设备forced ventilation 强制通风forced vibration 强迫振动forced wave 继续受力中的海浪forced yawing test 强迫首摇试验forced 强力的forced 强制的forced-air-cooled 强制空气冷却forced-combustion boiler 增压锅炉forced-lubrication bearing 强制润滑轴承forced-oil-cooled 强制循环油冷却的forcedlubricating system 强制润滑系统forcedlubrication 强制润滑forceful arc 强电弧forceps 镊子forceps 镊子;钳子forcer 压力器forcer 抓钉forcer 抓钉加压工具forcing pipe 加压管forcing screw 压紧螺钉forcing valve 压出阀forcing 强制ford 浅滩;津ford 浅滩津fore and aft beam 纵梁fore and aft bridge 船舶纵向)天桥fore and aft bridge 天桥fore and aft bulkhead 纵舱壁fore and aft correctors 纵向校正磁棒fore and aft diaphragm 纵向隔板fore and aft drift 纵移fore and aft force 纵向力fore and aft inclinometer 倾纵仪fore and aft line 首尾线fore and aft magnet 纵向自差校正磁铁fore and aft moorings 首尾系泊fore and aft movement indicator 轴向定位移指示器fore and aft rigged vessel 纵帆船fore and aft runner 纵材fore and aft stay 前后支索fore and aft stowage 前后装载fore and aft stream current 沿船体纵向流fore and aft 船首尾向fore and aft 船首尾向纵向的fore and aft 首尾向fore and afters 舱口纵桁fore back spring 前倒缆fore beak 前尖咀fore beak 前尖嘴fore beam 前座板fore body 前体fore breast line 前横缆fore breast 前横缆fore bridge 前桥楼fore cabin 前客舱fore cooler 预冷器fore course 前桅主横帆fore deadwood 首呆木fore deck 前甲板fore draft 船首吃水fore draft 船首吃水前吃水首吃水fore draft 首吃水fore draught figures 船首水尺fore funnel 前烟囱fore gaff 前桅斜桁fore guy 前稳索fore hatch 前舱fore hatch 前舱口fore hatch 前舱前舱口fore head spring 前倒缆fore head 前舱;额fore head 前舱额fore hold 前货舱fore hold 首舱fore hook 尖蹼板fore hull section 船体前段fore land 海角fore lock 楔栓fore mast light 前桅灯fore mast 前桅fore masthead light 前桅灯fore mastheadlight 前桅灯fore nozzle 首喷口fore panel 首端盖板fore peak  前尖舱fore peak  首尖舱fore peak bulkhead 防撞舱壁fore peak bulkhead 防撞舱壁船首)防撞舱壁fore peak pump 首尖舱泵fore peak tank 前尖舱fore peak tank 前尖舱首尖舱fore peak tank 首尖舱fore peak 首尖舱fore perpendicular 首垂线fore perpendicular 首垂线船)首垂线fore plating 首部包板fore poppet 前垫架fore rake 前倾fore royal backstay 前顶桅后支索fore royal mast cap 前顶桅桅箍fore runners 前驱涌fore sail 前帆fore seal 艏密封装置fore spring 前倒缆fore staff 十字测天仪fore stay 前支索fore steaming light 前桅灯fore tackle pendant 前桅滑车索fore tank 首舱fore warmer 预热器fore 前部的;先前的;前段;首fore 首fore 先fore 先、前、预的意思前部的先前的前段首在船首的在船首fore- 表示先fore-aft symmetry 首尾对称fore-and aft line 首尾线fore-and aft mooring 首尾系船设施fore-and aft moorings 首尾系泊fore-and aft runner 纵材fore-and aft 首尾向fore-and afters 舱口纵桁fore-and-aft  beam 纵梁fore-and-aft acceleration 纵向加速度fore-and-aft angle 纵倾角fore-and-aft balance 纵倾平衡fore-and-aft beam 纵梁fore-and-aft bridge 纵向天桥fore-and-aft bridge 纵向天桥船舶)纵向天桥fore-and-aft bulkhead 纵舱壁fore-and-aft cenlerline 中线面线fore-and-aft draft ratio 首尾吃水比fore-and-aft force 纵向力fore-and-aft gangway 纵向步桥fore-and-aft gangway 纵向天桥fore-and-aft line 首尾线fore-and-aft magnet 纵向自差校正磁铁fore-and-aft motion 沿首尾向运动fore-and-aft n. 沿船舶全长首尾向的fore-and-aft pole 纵向磁极点fore-and-aft runner 纵材fore-and-aft sail 纵帆fore-and-aft survey 前后测量fore-and-aft vibration 纵向振fore-and-aft vibration 纵向振动fore-and-aft beam纵梁fore-and-aft 首尾向的fore-and-aft 沿船舶全长首尾向的fore-and-aftiron mass 纵向铁材质量fore-back spring 前助倒缆fore-body waterlines 前部水线fore-body 船体前部fore-body 前部船体fore-breast line 前横缆fore-bridge 前桥楼fore-cabin 前客舱fore-cooler 预冷器fore-deck 前甲板fore-deck=foredeck 前甲板fore-draft 船首吃水fore-draught figures 船首水尺fore-foot supporting device 首部支撑fore-gangway 前步桥fore-guy 前稳索fore-hatch 前舱fore-head spring 前助缆fore-head 前舱fore-hold 前舱fore-hook 尖蹼板fore-mast 前桅fore-masthead light 前桅航行灯fore-peak bulkhead 防撞舱壁fore-peak pump 首尖舱泵fore-peak 前尖舱fore-perpendicular 首垂线fore-poppet 前垫架fore-rake 前倾fore-runners 前驱涌fore-spring 前倒缆fore-steaming light 前航行灯fore-steaming light 前桅航行灯forearm 前臂forebay 前舱forebody entrance 进流段forebody length 前体长度forebody volume 前体排水容积forebody waterplane area 船首水线面积forebody waterplane coefficient 前体水线面面积系数forebody 前半部forebridge register 前桥楼指示器forebridge 船首桥楼forecast amendment 订正预报forecast areas 预报区域forecast bulletin 天气公报forecast center 气象中心forecast center 气象中心气象预报中心forecast center 气象中心气象中心气象预报中心forecast chart 天气预报图forecast 天气预报预报forecast 天气预报预报预测forecast 预报forecast 预测forecasting 预测forecastle and quarterdeck winding 航向水平绕组forecastle awning 首楼天篷forecastle break bulkhead 船首楼后端舱壁forecastle deck 船首楼甲板forecastle deck 船首楼甲板首楼甲板forecastle deck 首楼甲板forecastle erection 首楼forecastle ladder 首楼梯forecastle port locker 船首楼左边房间forecastle port 船首楼左边forecastle rail 船首楼栏杆forecastle rail 首楼栏杆forecastle side plate 船首楼舷侧外板forecastle space 首楼舱forecastle starboard locker 船首楼右边房间forecastle starboard 船首楼右边forecastle structure 首楼结构forecastle superstructure 首楼forecastle 船首楼forecastle 船首楼首楼forecastle 首楼forecastle 首楼首楼foredeck 前甲板foredeep 深长海沟forefoot casting 前踵铸件forefoot knee 前脚肘forefoot plate 船首柱脚板forefoot plate 前脚板forefoot plate 前脚板(船首底部壳板forefoot plate 首柱脚板forefoot 前脚;龙骨前端部forefoot 前脚龙骨前端部前踵首柱脚forefoot 前踵首柱脚foreground routine 优先程序forehand 手挡(用手牵住动力绳forehatch 前舱forehatch 前舱口foreign  外轮foreign affairs department 外事处foreign arbitral award 外国仲裁裁决foreign bill of exchange 国外汇票外汇单foreign body 杂质foreign broadcasting information service 对外广播新闻局foreign certificate of competency 外籍适任证书foreign certificate 外籍证书foreign company 外国公司foreign crew 外籍船员foreign currencies declaration 外币申报单foreign currency bills payable 外币付款票据foreign currency conversion rate 外币兑换率foreign currency exchange 外币兑换foreign currency 外币foreign currency 外币外汇foreign exchang 外汇foreign exchange bank 外汇银行foreign exchange certificate 外汇兑换券foreign exchange control 外汇管制foreign exchange management and control form 外汇核销单foreign exchange market 外汇市场foreign exchange rate 外汇汇率foreign exchange rate 外汇牌价foreign exchange rate 外汇牌价外汇汇率foreign exchange reserve 外汇储备foreign exchange risk 外汇风险foreign exchange settlement system 结汇制foreign exchange 国际汇兑foreign exchange 国际汇兑外汇foreign exchange 外汇foreign field 外磁场foreign flag ship 悬挂外旗船舶foreign flag vessel 悬挂外国旗船foreign foreign trade arbitration committee 对外贸易仲裁委员会foreign freight agent 国外货运代理人国外货运代理商foreign funds control usa 美国外国资金管理foreign general agent 国外总代理人foreign general average 按外国法律理算的共同海损根据国外法律理算的共同海损根据外国法律理算的共同海损foreign general average 根据外国法律理算的共同海损foreign going course 远洋航路foreign going ship 航行国外的船foreign going vessel 国际航行船foreign going 国际航行foreign legal person 外国法人foreign material 杂质foreign matter 外来物质foreign matter 杂质foreign navigation 国际航行foreign navigation 国外航行foreign port 外国港口foreign seafarer 外籍海员foreign seamen 外籍船员foreign ship 外国船舶foreign ship 外轮foreign shipowner 外国船东foreign substance 杂质foreign territorial seas 外国领海foreign trade arbitration commission 对外贸易仲裁委员会foreign trade arbitration committee 对外贸易仲裁委员会foreign trade containerization 国际贸易集装箱化foreign trade policy 对外贸易政策foreign trade transaction 对外贸易交易foreign trade 对外贸易foreign travel tax 外国人旅行税foreign voyage 国际航程foreign voyage 国际航次foreign water 舷外水foreign 外国的foreign 外国的外国来的foreign-going ship 全世界航行的船舶foreign-going ship 远洋船舶foreign-going vessel 出国航行船foreign-going vessel 国际航行船foreign-going vessel 远航船foreign-going 国外航行foreign-registered vessel 国外登记船foreign-related element 涉外因素foreign-related insurance 国外保险涉外保险foreland 岬forelock bolt 楔;栓;键;开口销;锚杆销forelock bolt 楔栓键开口销锚杆销forelock pin 开口销forelock pin 开尾销forelock pin 楔forelock pin 楔;栓;键;开口销;锚杆销forelock 开口销forelock 楔forelock 楔;栓;键;开口销;锚杆销foreman stevedore 码头搬运工头foreman 工长foreman 工长工头foreman 领班foreman 领班;队长;工长foremast deck 锚甲板foremast 前桅foremost deck 锚甲板foremost part of ship 船舶首部foremost portion 最前部分foremost 最初的forenamed 上述的forenoon watch 午前班forenoon 上午forepart construction 船首结构forepeak bulkhead 首尖舱舱壁forepeak pump 首尖舱泵forepeak tank 首尖舱forepeak water tank 首尖水舱forepeak 船首尖舱forepeak 首尖舱foreperpendicular 首垂线forerake 首倾forerunner 接近某物的预兆foresail 前帆foresheet 前桅帆脚索foresheet 前桅帆脚索艇首坐板foresheet 艇首座foreship 首部船体foreshore 前滩foresight 预见forest product carrier 木材运输船forest products carrier 木产品运输船forest 森林forest-products carrier 林产品运输船forestaff 十字测天仪foretop brace 前中桅横桁转桁索foretop 前桅楼foreturn 前面绕圈foreward breast line 首横缆foreward deck 前甲板foreward ice belt region 首部冰带区foreward rake 前倾foreward spring 首倒缆foreward 前方forewarding agent 运输代理行forex picks jack-up 自升式平台forfeit 丧失被没收forfeiture of right to limit liability 赔偿责任限制权利的丧失forfeiture 没收forfeiture 失效罚金forge ahead 前冲前冲forge crack 锻造裂纹forge over 冲过forge press machines 锻压机械forge press 锻压机forge shop 锻工车间forge tongs 火钳forge welded anchor chain cable 锻接锚链forge welding 锻焊forge welding 锻接forge works 锻造厂forge 锻工车间锻炉锻造forge 锻造forge-welding 锻焊forgeability 可锻性forgeable 可锻的forged chain cable 锻造锚链forged hardening 锻造热处理forged joint 锻接合forged nail 锻钉forged piece 锻件forged steel 锻钢forged stem bar 锻造首柱forged weld 锻接缝forged 锻的forged 锻的锻造的forged 锻造的forgery 伪造物forging die 锻模forging hammer 锻锤forging machine 锻机forging parts 锻件forging press 锻压机forging steel 锻钢forging test 锻压试验forging test 锻造试验forging 锻forging 锻件锻fork and blade connecting rod 叉板式连杆fork beam 短梁fork beam 夹桅双短梁fork beam 夹桅双短梁舱口旁)短梁fork connection 叉形联结fork connection 叉形连接fork end of connecting rod 连杆的叉形端fork end 叉形端fork extension 铲车叉套杆fork hose 叉式皮龙管fork lever 叉形杆fork lift  铲车fork lift pocket 叉槽fork lift truck 叉车fork lift truck 铲车fork lift 叉车fork lift 铲车fork lifter 叉车fork loader 叉车fork loader 叉式装载机fork loader 铲车fork pallet 叉车提运底盘fork pocket 叉槽fork spanner 叉形扳手fork truck 叉式起重车fork wrench 叉形扳手fork 叉fork 主要支流;分叉;叉子;音叉fork-lift truck 叉式装卸车fork-lift 铲车fork-shaped lever 叉形杆forked hose 叉式皮龙管forked rod 叉头杆forked tube 叉形管forked 有分叉的forklift truck 叉式装卸车forklift 叉式装卸车;铲车forklift 叉式装卸车铲车form coefficient 船型系数form contract 标准合同form copying 仿形加工法form draft 型吃水form factor 形状因素form feed 换页form freeboard 型干舷form line 轮廓线form lines 外形线form of cargo record book 货物记录簿格式form of certificate 证书格式form of corrosion 腐蚀类型form of gear tooth 齿轮齿形form of mandatory reporting system of annex i of marpol 7378 7378防污公约附则i强制报告制度格式form of message 电报类别form of oil record book 油类记录簿格式form of safety certificate 安全证书格式form of security 担保格式form of thread 螺纹牙形form of transport 运输方式form of treaty 合同方式form parameter 形状参数form policy 表列式保单form resistance 型阻form resistance 形状阻力form resistance 形状阻力船)型阻form  形成form 式样form 型form 形成form-stability moment 形状稳性力矩formal acceptance 正式验收formal address 形式地址formal agreement 正式协议formal inspection 正式检查formal inspection 正式验收formal investigation 正式调查formal 外形formal 外形的formal 外形外形的formaldehyde 甲醛formalin 甲醛液formalities for departing from port 船舶出港手续formalities for entering port 船舶进港手续formalities 正式手续formality 正式formant vocoder 共振峰声码器formant 共振峰format character 格式符format check 格式检验format conversion 格式转换format effector 打印格式控制字符format list 格式表format stop 纸完停印format 格式formation axis 序列基线formation center 序列中心formation keeping light 航迹灯formation of pusher train  顶推船队队形formation of scum 浮渣形成formation of slag 结渣formation of towing train 吊拖船队队形formation of wave crest 波峰形成formation of weld 焊缝成形formation reaction 油层反应formation voltage 形成电压formation work 编队作业formation 形成formation 形成;构造formation-keeping light 航迹灯formative voltage 形成电压formative 形成的formed conductor 成形导体formed material 成型材料formed steel 型钢formed 成形的formed 模型formedrope 六股钢丝缆former plate 仿形样板former 成形的former 模型formic acid 甲酸formica 胶木forming die 成形钢模forming lathe 仿形车床forming machine 成板机forming tool 成形刀forming without stock removal 非切削成形forming 成型;冶成;形成;编成forming 成型冶成形成编成构成成形forming 形成formula assembler translator forast语言formula assembler translatorforas t语言formula of applicable of law 系属公式formula of measurement 丈量公式formula translator fortran语言formula 公式formulaof measurement 丈量公式formulation 列方程式formulation 用公式表示系统阐述formwork 样板fornax 天炉星座fort 城堡fort 炮台炮台炮台fortaleza 要塞forte 炮台forte 炮台炮台要塞forte 要塞fortified structure 碉堡fortin barometer 福丁气压表fortnight 两星期fortnightly inequality 半月差fortran program 公式翻译程序fortran 公式翻译fortress 堡垒要塞fortress 堡垒要塞炮台fortuitous accident 意外事故fortuitous accidents 意外事件fortuitous distortion 不规则畸变fortuitous event 意外事故fortuitous 偶然的forty equivalent unit 40 英尺集装箱forty foot equivalent unit 40英尺标准集装箱forty-foot equivalent unit40 英尺型集装箱forum non-convenience principle 法庭不便原则forum shopping 择地起诉forum shopping 择地起诉择地行诉forum shopping 择地行诉forward acceleration 前进加速度forward accommodation 船首住舱forward anchor light 前锚灯forward and reverse 正反向forward backward counter 双向计数器forward beam 船首梁forward bias 正向偏压forward bitt 船首系缆桩forward blocking voltage 正向阻断电压forward booking 订舱forward break-over voltage 正向转折电压forward breast line 前横缆forward breast line 首横缆forward breast rope 前横缆forward bridge 船首驾驶台forward bridge 艏桥楼forward brow 船首跳板forward bulkhead 前部舱壁forward bulkhead 前舱壁forward cabin 首舱室forward capstan 首绞盘forward cargo hold 船头货舱forward circuit 正向电路forward clutch shaft 正车离合器轴forward clutch 正车离合器forward cofferdam 首部隔离舱forward conductance 正向电导forward contract 期货契约forward current rating 额定正向电流forward current 正向电流forward curve inlet blade 前弯式进口叶片forward curved blade fan 前弯叶片式通风机forward deck 前甲板forward deckhouse 前部甲板室forward delivery 定期交付forward delivery 定期交付远期交货forward delivery 定期交货forward delivery 远期交货forward draft 船首吃水forward draft 首吃水forward end 前端forward end 首端forward engine room 前机舱forward error correcting 前向纠错forward error correction 前向纠错前向纠错方式forward exchange rate 期汇汇率forward ground 前台forward guy 前稳索forward high-pressure air manifold 前配气阀柱forward house 前甲板室forward interpolation 向前插值;向前内插forward interpolation 向前插值向前内插forward lead of the brushes 电刷超前位移forward looking radar 前方观测雷达forward masthead light 前桅灯forward movement 前进运动forward of the beam 正横前forward of the beam 正横前面forward of the beam 正横前面(由正横方向forward of the beam 正横之前forward overhang 船首悬凸部forward overhang 首外伸部分forward perpendicular 船)首垂线船首垂线forward perpendicular 船首垂线forward perpendicular 首垂线forward pitch 前移距forward platform 前座板forward prices 期货价格forward propagation tropospheric scattering 对流层散射前方传播forward propeller 前推进器forward quarter 船的前部forward quarterpoint 前舷135°的方向forward rate 期货价格forward resistance 正向电阻forward reverse resistance 正反向电阻forward rib 首肋骨forward selection 预选forward shaft 前轴forward shipment 远期装运forward speed 前进航速forward speed 正车速度forward spring 前倒缆forward stagnation 前滞止区forward stern tube sealing oil pump 尾管前油封用油泵forward stern tube sealing oil tank 尾管前油封用油柜forward stroke 前进行程forward superstructure 首部上层建筑forward terminal 前端点forward thruster 前推力器forward transaction 期货交易forward transfer admittance 正向转移导纳forward trim 船首倾forward trimming moment 首纵倾力矩forward voltage 正向电压forward wake 向前伴流forward wave amplifier 前向波放大器forward 船首部的前面的forward 发送;向前;船首部分;正向;期货的;预约的forward 发送向前forward 前方forward 前方向前正向船首部分forward 向前forward 向前的forward 向前前面的forwarddraft 船首吃水forwarded 已转交已寄出forwarder 代运人forwarder's certificate of receipt 运输承揽人货运收据forwarders certificate of transport 期货商运输证书forwarding agent certificate of receipt 运输代理商收货证明forwarding agent certificate of transport 运输代理人货运证明forwarding agent 货运代理人forwarding agent 货运代理人运输代理人forwarding agent 运输代理人forwarding agent 转运代理forwarding agent 转运代理人forwarding agent 转运代理转运代理人forwarding agent's certificate of receipt 运输行收货凭证forwarding agent's notice 代运通知书forwarding agent's receipt 代运人收据forwarding agreement 转运协议forwarding clause 转运条款forwarding expenses 转运费用forwarding operation 代运业务forwarding operation 代运业务;中转业务forwarding operation 中转业务forwarding order 运输委托书forwarding order 运输委托书;中转委托书forwarding order 运输委托书中转委托书forwarding receipt 中转收据forwarding 运输业务forwarding 转运fossil fuel 地下燃料fossil ice 底冰fossil oil 石油fossil wax 地腊fossil 化石化石的陈腐的fossilica 河流或浅海)底冰fother 防水软垫fother 塞漏防碰软垫压载铅块fother 塞漏防碰软垫压载铅块临时堵漏的)防水软垫饲料fothering sail 堵漏帆布垫fothur 临时堵漏的)防水软垫饲料foucault current 涡流foul  bill of health 健康嫌疑证书foul air pipe 污臭空气排出管foul air 污染空气foul anchor 缠锚foul anchor 链缠的锚foul anchor 锚链绞缠foul area 险恶地foul area 险恶地;不良锚地foul beach 污染海滨foul berth 不清爽泊位foul berth 不清爽泊位(附近有船或障碍物foul berth 回转不便的锚泊地foul berth 锚泊后不能回转的泊位foul bill of health 健康嫌疑证书foul bill of lading 不洁提单foul bottom 不良锚地foul bottom 不良锚地;污底foul cable 锚链缠绞foul cable 锚链的绞缠foul coast 危险海岸foul copy 草稿foul gas 污臭气体foul ground 险恶地foul ground 险恶地区foul hawse 锚链的绞缠foul holding ground 不能抛锚的海底foul holding ground 难抓底质锚地foul mate receipt 不洁收据foul mate receipt 有批注的收货单foul odour 恶臭气味foul patch 不良锚地;险恶地foul patch 不良锚地险恶地foul rope 纠缠的绳索foul vessel 重油船foul water 危险水域foul waters 危险水域foul weather 坏天气foul wind 逆风foul wind 逆风;顶头风foul 不清爽的foul 污脏的foul 污脏的堵塞的污染使堵塞foul 污浊fouling allowance 污底裕度fouling factor 污染系数fouling organism 船底附生物fouling resistance 污底阻力fouling roughness 污底粗糙度fouling 堵塞fouling 污底;污水fouling 污底污水fouling 污染fouling 污染堵塞污底found ice 初期冰found 打基础;建立found 打基础建立found 铸foundation beam 基座梁foundation bolt 底脚螺栓foundation leg 基础支柱foundation leg 基座脚foundation plate 底板foundation plate 底极foundation plate 基座板foundation ring 底圈foundation 财团法人foundation 底座founder by the head 艏沉没founder head down 俯首沉没founder 创立人;沉没;倒塌founder 创立人沉没倒塌founder 发起人founder 发起人铸工founder 铸工foundering ship 正在沉没的船founding 铸造foundry pig iron 铸造用生铁foundry sand 铸造砂铸造型砂foundry sand 铸造型砂foundry sand 铸造用砂foundry shop 铸造车间foundry 铸造厂fountain 喷水器中心注管饮水喷头four address code 四地址码four arithmetic operations 四则运算four arm mooring 四臂系船设施four arm mooring 四向系泊four certificates of the crew 四小证four conventions on law of sea in 1958 1958年海洋法四公约four dimensional space 四维空间four eyed joining piece 四眼联结板four fold block 四饼滑车four parts formula 四联公式four point bearing 四点方位;四点方位法four point bearing 四点方位四点方位法four point suspension spreader 四点吊吊具four strand rope 四股绳four strand round sennit 四股编绳法four stranded rope 四股绳four stroke 四冲程four way cock 四通旋塞four way launching 四滑道下水four way valve 四通阀four wire earthed neutral system 中点接地四线制four wire repeater 四线制增音器four num. 四four-blade propeller 四叶推进器four-bladed propeller 四叶螺旋桨four-bladed 四叶的four-cant 四股four-core wire 四芯线four-core 四芯的four-cycle engine 四冲程发动机four-cycle internal combustion engine 四冲程内燃机four-cycle marine diesel engine 四冲程船用柴油机four-cycle period 四冲程循环周期four-cylinder steering gear 四缸操舵装置four-cylinder triple-expansion engine 四缸三胀式蒸汽机four-dimensional 四维的four-engine single-shaft system 四机单轴式four-fluked anchor 四爪锚four-fold purchase 四轮滑车four-headed capstan 四卷筒绞盘four-jaw 四爪的four-phase 四相的four-pin male plug 四脚插头four-pin plug 四脚插头four-point mooring 四点锚泊(首尾各抛双锚four-point starting box 四点起动箱four-point switch 四接点开关four-pole network 四端网络four-pole 四端网络four-pole 四端网络四极four-pole 四极four-position valve 四位阀four-ram steering gear 四柱塞操舵装置four-range 四量程的four-roll bending machine 四辊弯板机four-stroke cycle engine 四冲程发动机four-stroke cycle 四冲程循环four-stroke engine 四冲程发动机four-stroke internal combustion engine 四冲程内燃机four-stroke marine diesel 四冲程船用柴油机four-stroke oil engine 四冲程柴油机four-stroke 四冲程four-stroke 四冲程的four-terminal network 四端网络four-way change-over valve 四咱转换阀four-way cock 四通旋塞four-way connection 四通接头four-way iron plug 四脚铁插头four-way joint box 四路联箱four-way junction box 四路接线箱four-way pipe 四通管four-way solenoid valve 四路电磁阀four-way switch 四路开关four-way valve 四通阀four-way 四路的four-wire carrier system 四线载波制four-wire circuit 四线电路four-wire system 四线制four-wire 四线的fourfold block 四饼滑车fourfold block 四轮滑车fourfold block 四轮滑车四饼滑车fourfold purchase 4-4绞辘fourfold 四倍的fourier integral 傅里叶积分fourier series 傅里叶级数fourier transform 傅里叶变换fourth class cabin 四等客舱fourth contact 复圆fourth contact 日、月食的)复圆fourth engineer officer 三管轮fourth engineer 三管轮fourth generation computer 第四代计算机fourth mate 驾驶助理员fourth officer 驾驶助理员fourth officer 四副fourth num. 第四fourty equivalent unit 40英尺标准集装箱