feel free to jump in and help arrange the vocabulary below in alphabetical order :)
墙架支撑器 luttress
附灯救生圈 luminous buoy
短角铁连接 lug attachment (or clip)
短角铁连接 lug attachment
动臂起重机 luffing crane
滑油集油池 lubricating oil sump
战车登陆舰 LST (= tank landing ship)
下方中甲板 lower tween deck
弯部下缘 lower turn of bilge
低压涡轮机 low pressure turbine
低压加热器 low pressure heater
低压冷却器 low pressure cooler
乳形通风口 louvre (or louver)
罗远接收机 Loran receiver
滑动偏心轮 loose eccentric
可拆式叶片 loose blade
纵向结构线 longitudinal structure line
纵定倾中心 longitudinal metacentre (or metacenter)
纵定倾中心 longitudinal meta- center
延绳钓渔船 long liner
对数比例尺 logarithmic scale
木材运输船 log carrier
机车起重机 locomotive crane
载重线勘划 loadline assignment
负荷连杆组 loading linkage
负荷伸长图 load-elongation diagram
装载计算机 load master (or loading computer)
载重线检验 load line survey
载重线标志 load line mark
载重线证书 load line certificate
载重线勘划 load line assignment
负荷指示器 load indicator
满载排水量 load displacement
吊上吊下船 LO/LO (= lift-on / lift-off)
担架稳定索 lizard lines
活鱼运输船 live fish carrier
液化石油气 liquified petroleum gas (LPG)
液化天然气 liquified natural gas (LNG)
液体变阻器 liquid rheostat
液冷式引擎 liquid cooling engine
液态散装货 liquid bulk
液化可燃气 liquefied flammable gas (LFG)
最大叶厚线 line of maximum blade thickness
鱼饵运输船 line fish carrier
通水道盖板 limber board
灯塔补给船 lighthouse tender
空船排水量 light ship displacement
轻载排水量 light load displacement ( or light ship displacement)
轻载排水量 light load displacement
轻填角焊接 light fillet weld
轻连续焊接 light continuous welding
吊上吊下船 lifting-on / lifting-off ship
升力面理论 lifting surface theory
止舵上扬件 lifting stoper
升力线理论 lifting line theory
吊上吊下船 lift-on / lift-off (LO/LO )
救生艇装备 lifeboat equipment
液化可燃气 LFG (= liquefied flamma- ble gas)
杠杆安全阀 lever safety valve
液位纪录器 level recorder
长腿老虎钳 leg vice
帆端上拉索 leech line (or rope)
铅合金覆皮 lead-alloy-sheathing
测深操作台 lead man platform
下水观礼台 launching platform
下水润滑剂 launching lubricant (or grease)
下水曲线图 launching curves
发射控制室 launcher control room
车床牵转具 lathe dog
坦克登陆艇 landing ship tank (LST)
登陆船坞舰 landing ship dock (LSD)
通用登陆艇 landing craft utility (LCU)
坦克登陆艇 landing craft tank (LCT)
机械登陆艇 landing craft machanize (LCM)
步兵登陆艇 landing craft infantry (LCI)
层流边界层 laminar boundary layer
实验室试验 laboratory test
最低水位 LWL (= lowest water level)
满载水线 LWL (= load water line)
发光涂料 luminous paint
载木干舷 lumber freeboard
梯形帆船 lugger
滑车挂板 lug pad
大滑车组 luff tackle
纵帆前缘 luff
润滑装置 lubricating gear
液化丙烷 LPG (= liquefied propane gas)
最低水位 lowest water level (LWL)
中桅下帆 lower topsail
顶桅下帆 lower topgallant sail
下部舵杆 lower stock
下桅支索 lower rigging (or shrouds)
低级燃油 lower grade fuel oil
低热量值 lower calorific value
下层桥艛 lower bridge
低速引擎 low-speed engine
低压引擎 low-pressure engine
低水位阀 low water valve
低温焊接 low temperature welding
低温脆性 low temperature embrittlement
低温腐蚀 low temperature corrosion
低温退火 low temperature annealing
下吸入阀 low suction valve
低压蒸汽 low pressure steam
低压引擎 low pressure engine
低氢焊条 low hydrogen electrode
低频疲劳 low cycle fatigue
低合金钢 low alloy steel
自由液面 loose water (or free surface)
可卸叶片 loose propeller (or detachable) blade
滑动垫衬 loose liner
可卸品 loose hardware
可卸附件 loose gear
松套凸缘 loose flange
松联结器 loose coupling
环流扫气 loop scavenging
滞圈损失 loop loss
注意事项 look out
纵向振动 longitudinal vibration
纵向系统 longitudinal system
纵向强度 longitudinal strength
纵向板列 longitudinal strake
纵向稳度 longitudinal stability
纵缝结合 longitudinal seam joint
棱块系数 longitudinal prismatic coefficient (or pris- matic coefficient)
纵向肋架 longitudinal framing
纵肋系统 longitudinal frame system
纵向重心 longitudinal center of gravity
长期预测 long term prediction
码头工人 long shoreman
长周期波 long period wave
逻辑分析 logical analysis
对数应变 logarithmic strain
对数衰减 logarithmic decrement
计程仪索 log line
锁紧垫圈 locking washer
附锁旋塞 locked cock
内锁应力 lock-in stress
局部振动 local vibration
局部应力 local stress
局部强度 local strength
局部应变 local strain
局部刚性 local rigidity
局部腐蚀 local corrosion
局部控制 local control
局域网络 local area network (LAN)
装载手册 loading manual
负荷膜片 loading diaphram
载重状态 loading condition
满载船况 loaded (or full load) condition
满载水线 load water line (LWL)
载重线圈 load line disc
满载吃水 load (or full) draught ( or draft)
套管导索 lizard
液体燃料 liquid fuel
液体罗经 liquid compass
液体压载 liquid ballast
液化丙烷 liquefied propane gas (LPG)
亚麻子油 linseed oil
连杆运动 link motion
连杆轴衬 link brass
线图生成 lines generation
线图整顺 lines fairing
线性规划 linear programming
线路损失 line loss
极限流线 limiting streamline
限制航线 limited service
极限开关 limit switch
比例限界 limit of proportionality
弹性限界 limit of elasticity (or elastic limit)
极限设计 limit design
通水小孔 limber
轻加强材 light stiffener
轻油引擎 light oil engine
轻载水线 light load water line (or light water line, or light load line,)
轻载吃水 light draft
轻巡洋舰 light cruiser (CL)
轻载船况 light condition
轻合金船 light alloy ship
起重磁铁 lifting magnet
起动装置 lifting gear
起重能力 lifting capacity
起重螺栓 lifting bolt (or screw)
起重螺杆 lifting bolt (or screw )
升力系数 lift coefficient
维生装置 life support system
救生设备 life saving appliance (or apparatus)
救生设备 life saving appliance
救生设备 life saving apparatus
救生衣灯 life jacket light
救生浮具 life floats
救生浮焰 life buoy flare
海军中尉 lieutenant junior grade
海军少校 lieutenant commander
液面控制 level control
锚链长度 length of chain cable
垂标间距 length between perpen- diculars (LBP)
左螺旋桨 left handed propeller
风压偏航 leeway
下风方向 leeward
排出损失 leaving loss
泄漏损失 leakage loss
泄漏电流 leakage current
漏泄管路 leak-off pipe line
越前电流 leading current
导链滑车 leading block of chain
铅包护皮 lead sheath
铅管凸缘 lead pipe flange
下水工事 launching work
下水重量 launching weight
下水扳机 launching trigger (or pawl, or trigger dog)
下水压力 launching pressure
下水托架 launching poppet
下水要目 launching particulars
下水拖曳 launching drag
下水船架 launching cradle (or making-up)
下水典礼 launching ceremony
下水计算 launching calculation
下水驳船 launching barge
侧向推力 lateral thrust
侧向阻力 lateral resistance
侧向压力 lateral pressure
水下侧面 lateral plane
侧向负荷 lateral load
侧向挫曲 lateral buckling
锁固计划 lashing scheme
大型油轮 large crude oil carrier (LCC)
搭接横缘 lapped butt
跳板浮台 landing stage
降落甲板 landing deck
岸上试车 land trial
灯指示器 lamp indicator
积层构成 laminate construction
湖泊汽船 lagging steamer
衬套材料 lagging material
熔解不足 lack of fusion
木材船 lumber ship
圆材架 lumber iron
木材钩 lumber hook
行李间 luggage (or baggage) room
三角帆 lug sail
短角材 lug angle (or piece)
短角材 lug angle
润滑器 lubricator
滑油柜 lubricating oil tank
润滑剂 lubricant
下帆桁 lower yard
下桅桁 lower yard
舵心材 lower stock rudder main piece
下烟囱 lower stack
下支索 lower shroud (or stay)
低低潮 lower low water (LLW)
低高潮 lower high water (LHW)
下甲板 lower deck
下死点 lower dead center
低水位 low water level
低温钢 low temperature steel
低压柜 low pressure tank
低压缸 low pressure cylinder
低热值 low heat value
低碳钢 low carbon steel
休息室 lounge
罗远站 loran station
活动板 loose plate
松配合 loose fit
纵向涡 longitudinal vortex
纵接缝 longitudinal seam
纵舱壁 longitudinal bulkhead
长艉艛 long poop
长艏艛 long forecastle
长焰煤 long flame coal
长桥艛 long bridge
对数律 log law
日志台 log book desk
放样台 lofting platform
放样工 loft man
放样间 loft (or mould loft)
止舵针 locking pintle
锁紧柄 locking bar
低低潮 LLW (= lower low water)
液态氨 liquid ammonia
线速度 linear velocity
线焊接 line welding
线电压 line voltage
抛绳器 line throwing appliance
打印机 line printer
推力线 line of thrust
压力线 line of pressure
限制环 limit ring
限制圈 limit (or restrained) packing ring
通水孔 limber hole
铁梨木 lignumvitae
避雷针 lightning rod
避雷器 lightning arrester
灯塔表 lighthouse list
减轻孔 lightening hole
轻焊接 light welding
轻构船 light scantling vessel
轻构船 light scantling ship
轻油机 light oil engine
滤光器 light filter
轻柴油 light diesel oil
轻货轮 light cargo ship (AKD)
灯浮标 light buoy
轻合金 light alloy
管间隙 ligament
扬升泵 lift pump
救生圈 life ring (or buoy)
救生筏 life raft
救生具 life preserver
救生索 life line
救生衣 life jacket
救生圈 life buoy (or ring)
救生圈 life buoy
救生艇 life boat
救生带 life belt
自由轮 liberty ship
低高潮 LHW (= lower high water)
杠杆率 leverage
杠杆比 lever ratio
水平管 levelling pipe
连通管 leveling pipe
水平计 level meter
液位计 level indicator
长深比 length-depth ratio
长宽比 length-breadth ratio
水线长 length on waterline
帆后缘 leech (or leach)
下风板 leeboard
下风舵 lee helm
皮迫紧 leather packing
纵接缝 leading edge (or longitudinal seam)
导滑车 leading block
铅套管 lead sleeve
铅包缆 lead sheathed cable
铅包线 lead covered wire
放样法 laying off
相似律 law of similarity
比较律 law of comparison
盥洗室 lavatory
洗衣机 laundry machine
洗衣间 laundry
下水台 launching ways
柳安木 lauan
格子桁 lattice girder
侧稳度 lateral stability
侧面图 lateral plan
拉系索 lashing wire
拉系杆 lashing rod
拉系缸 lashing pot
拉紧柱 lashing post
拉系板 lashing plate
拉系钩 lashing hook
拉系链 lashing chain
拉系索 lashing cable
拉系杆 lashing bar (or rod)
浮货柜 lash lighter
快干漆 laquor
研光机 lapping machine
研光剂 lapping compound
开口环 lap link
登陆艇 landing craft
纵接缝 land edge (or longitudi- nal) seam
承货板 land boards
灯芯剪 lamp trimmer‘s scissors
灯具库 lamp locker
球灯罩 lamp globe
积层板 laminate plate
美耐板 laminate hard plastic sheet
大湖船 laker
停航船 laid-up vessel
梯栏杆 ladder rail
系索环 lacing grommet
轻载 LW (= light weight)
块煤 lump coal
润滑 lubrication
下桅 lower mast
下限 lower limit
低压 low pressure
游轮 loose pulley
纵材 longitudinal member
纵桁 longitudinal girder
纵梁 longitudinal beam
纵材 longitudinal
长波 long wave
共搓 long lay
测程 logging
放样 lofting
闸门 lock gate
住舱 living quarter
担架 litter
公升 litre (or liter)
液胶 liquid glue
液货 liquid cargo
液体 liquid
液化 liquefaction
油毡 linoleum
对准 lining up
线图 lines
限规 limit gauge
褐煤 lignite (or brown coal)
照明 lighting
轻木 light wood
轻载 light weight (LW)
灯船 light vessel
灯号 light signal
轻油 light oil
轻风 light breeze
光束 light beam
吊梁 lifting beam
透镜 lens
全长 length over all (LOA)
船长 length of ship
左搓 left hand lay
下风 lee side (or leeward side )
下风 lee
皮管 leather hose
漏出 leak off
导链 leading chain
引入 lead-in
引线 lead wire
铅管 lead pipe
铅锤 lead hammer
下水 launching
车屑 lathe dust
车床 lathe
板条 lath
侧力 lateral force
潜热 latent heat
拉紧 lashing
搭焊 lap weld
搭接 lap joint
小索 lanyard
共搓 lang lay
搭边 landing edge
灯蕊 lamp wick
灯座 lamp socket
灯罩 lamp shade
灯座 lamp holder
灯盖 lamp cover
灯道 lamp chimney
灯泡 lamp bulb
灯架 lamp bracket
层板 laminate panel
层流 laminar flow
梯路 ladder way
梯座 ladder cleat (or cup, or foothold)
系索 lacing wire
系杆 lacing bar
轻水式反应器 LWR (= light water reactor)
堆集质量系统 lumped mass system
润滑油残余柜 lubricating oil residue tank
润滑油污油柜 lubricating oil dirty tank
润滑油添加剂 lubricant additive
低负载压缩机 low-duty gas compressor
低水位警报器 low water level alarm
低水位警报器 low water alarm
低压电池系统 low voltage battery system
低温应力消除 low temperature stress relieving
低度火焰蔓延 low flame spread
环状分段气罩 loop segment skirt
纵向剪力试验 longitudinal shearing test
纵定倾中心高 longitudinal metacentre height
对数平均温差 logarithmic mean temperature difference
连杆调整装置 link adjusting gear
线性破坏力学 linear fracture mechanics
线性损伤法则 linear damage rule
轻水式反应器 light water reactor (LWR)
铅包铠装电缆 leadsheathed and armoured cable
下水阻速装置 launching retarding device
下水释放装置 launching releasing device
下水收回装置 launch and recovery system
大型有盖驳船 large covered lighter
大型辅助浮坞 large auxilary floating dry dock (LAFDB)
登陆艇修理舰 landing craft repair ship (ARL)
航行灯指示盘 lamp indicating panel
低压蒸气产生器 LPSG (= low pressure steam generator)
低水位安全装置 low water level safety device
低位海水吸入阀 low sea suction valve
低压蒸气产生器 low pressure steam generator (LPSG)
纵通水平加强肋 longitudinal stringer
国际载重线会议 LLC (= International Load Lines Convention)
可动式车辆甲板 liftable (or movable) car deck
中型坦克登陆艇 landing ship medium (LSM)
人员车辆登陆艇 landing craft vehicle & personnel (LCVP)