feel free to jump in and help arrange the vocabulary below in alphabetical order :)
对称 symmetry
转环 swivel piece
转节 swivel joint
转环 swivel
开关 switch
横移 sway
悬杆 suspension rod (or drag link)
吊索 suspension line
吊臂 suspension arm
检验 survey
船医 surgeon
明线 surface wiring
平板 surface table
平板 surface plate (or table)
面片 surface patch
艛端 superstructure end
过冷 supercooling
增压 super-charge
套房 suit room (or suite)
吸取 suction
潜体 submerged body
应力 stress
强度 strength
绞线 stranded wire
应变 strain
矫直 straightening
直尺 straight edge
仓库 store
马表 stop watch
止栓 stop plug
静水 still water
艉波 stern wave
艉轴 stern shaft
艉柱 stern post
艉缆 stern line
艉灯 stern light
杀菌 sterilization
腮线 stepped point (or bearding line)
踏板 step
艏柱 stem post
舵轮 steering wheel
舵柄 steering tiller
舵链 steering chain
操舵 steering
统舱 steerage passenger room
舵效 steerability
钢丝 steel yarn (or wire)
钢厂 steel works
钢丝 steel wire (or yarn)
钢板 steel plate
钢管 steel pipe
钢锭 steel ingot
钢条 steel bar
桅灯 steaming (or masthead) light
汽笛 steam whistle
汽笛 steam siren (or syren)
汽笛 steam siren
汽封 steam seal
汽门 steam port
汽艇 steam launch
汽锅 steam kettle
汽套 steam jacket
汽锤 steam hammer
抽汽 steam extraction
排汽 steam exhaust
汽鼓 steam drum
汽包 steam dome
汽缸 steam cylinder
汽柜 steam chest
汽室 steam chamber
蒸汽 steam
窃板 stealer plate
稳风 steady wind
稳态 steady state
稳流 steady flow
撑管 stay tube
定子 stator
驻波 stationary wave
右舷 starboard
肘钉 staple (or dog)
驻波 standing wave
静索 standing rigging
标准 standard
立柱 stand column
支柱 stanchion (or pillar)
模锻 stamp forging
失速 stall (or stalling)
梯道 stairway
阶梯 stair case
级阀 stage valve
稳度 stability
艉坐 squatting
云杉 spruce
链轮 sprocket wheel
倒缆 spring line
弹回 spring back
弹簧 spring
喷阀 spray valve
防溅 spray proof
喷漆 spray painting
喷法 spray method
点焊 spot welding
自燃 spontaneous combustion
海绵 sponge
轮辐 spoke
编结 splice
酒库 spirit room
桅箍 spinder band
小栓 spile
镜铁 spiegeleisen
鲸油 sperm oil
减速 speed reduction
速降 speed lose
快艇 speed boat
比容 specific volume
比热 specific heat
比重 specific gravity
备品 spares
备品 spare parts (or spares)
备品 spare gear (or parts)
扳手 spanner
吊舵 spade rudder
测深 sounding
音速 sound velocity
声压 sound pressure
烟门 soot door
烟灰 soot
溶剂 solvent
实心 solid core
焊具 soldering set
软焊 soldering
软木 soft wood
软水 soft water
软焊 soft soldering
软补 soft patch
软铁 soft iron
软钢 soft (or mild) steel
扣环 snap ring
卡规 snap gauge
烟管 smoke tube
烟囱 smoke stack
烟幕 smoke screen
烟箱 smoke box
铁工 smith work
泥浆 slurry
闸阀 sluice valve
水门 sluice door
槽焊 slot weld
冲激 sloshing
槽缝 slit
滑环 slip ring
滑钩 slip hook
滑闩 slip bolt
逆流 slip back
吊链 sling chain
滑台 sliding ways
滑导 sliding guide
滑门 sliding door
滑块 sliding block
滑阀 slide valve
滑块 slide block (or guide slipper)
滑块 slide block (or guide block)
套筒 sleeve (or liner)
寝具 sleeping accommodation
枕木 sleeper
大锤 sledge hammer
大锤 sledge (or sledge hammer)
波击 slamming (or bump)
渣绵 slag wool
松缆 slack mooring
天窗 skylight
缘筛 skirting
露梁 skid beam
草图 sketch drawing
骨架 skeleton
艉鳍 skeg
迭钩 sister hook
汽笛 siren (or syren)
下沈 sinkage
单级 single stage
单相 single phase
单流 single flow
单底 single bottom
模拟 simulation
银焊 silver soldering
淤泥 silt
门坎 sill
硅钢 silicon steel
信号 signal
窥孔 sight hole
舷灯 side lights
舷窗 side light (or porthole)
舷灯 side light
舷灯 side lamp (or light)
边墩 side block
舷遮 side awning
侧臂 side arm
梭阀 shuttle valve
关闭 shut down
收缩 shrinkage
肩舱 shoulder tank
短路 short circuit
支撑 shoring
舷桥 shore gangway
工场 shop
船台 shipway
造船 shipbuilding
船型 ship type
船灯 ship light
艏旗 ship jack
船东 ship holder
船形 ship form
垫材 ship dunnage
船级 ship classification
渗锌 sheradizing
虫胶 shellac
铅皮 sheet lead
副锚 sheet anchor
线图 sheer drawing (or sheer draught, or sheer lines)
线图 sheer draught
槽轮 sheave
剪机 shearing machine
剪力 shearing force
剪滞 shear lag
刨花 shavings
型材 shape (or section)
岩油 shale oil
轴系 shafting
轴道 shaft tunnel
轴道 shaft passage (or trunk, or tunnel)
轴线 shaft line
轴颈 shaft journal
轴箱 shaft housing
轴力 shaft force
轴架 shaft bracket
轴承 shaft bearing
轴道 shaft alley
灯罩 shade
秽水 sewage water
秽物 sewage
剥离 separation
敏感 sensitiveness
显热 sensible heat
水肺 self-contained underwater breathing apparatus (SCUBA)
扶手 secure hand
型钢 section steel
二副 second mate (or officer)
座环 seating ring
季裂 season crack
船艺 seamanship
封闭 sealing
海床 seabed
海况 sea state
海险 sea risk
海锚 sea anchor
舷窗 scuttle
橹座 sculling (or stern) notch
水肺 SCUBA (= self-contained underwater breathing apparatus)
刷子 scrubbing brush
艉轴 screw shaft
螺桨 screw propeller
螺栓 screw bolt
刮刀 scraper
废钢 scrap steel
废料 scrap
扫描 scanning
开孔 scallop
台架 scaffold
锯屑 saw dust
缎织 satin weave
滑门 sash door
窗框 sash
边材 sap wood
砂蚀 sand errosion
砂箱 sand box
砂垫 sand block
喷砂 sand blast
舢板 sampan
救难 salvage
盐水 salt (or natrium) brine
烤箱 salamander stove
帆船 sailing vessel
帆船 sailing ship
帆图 sail plan
帆船 sail boat
系统操作测试 system operability test (SOT)
虹吸式润滑器 syphon lubricator
同步升降船台 synchrolift
旋回型雾化器 swirl type atomizer
表面初步处理 surface preparation
浮渣吹泄旋塞 surface blow-off cock
超音波探测器 supersonic (or supersonic flow) detector
苏彝士运河舵 Suez Canal rudder
吸管式挖泥船 suction dredger
潜驳型钻油船 submerged barge type drilling rig
潜艇之勤务船 submarine tender
舱区划分吃水 subdivision draft
小组合施工图 sub plan
艉轴支架轴承 strut bearing
结构柱型钻油 structural column type
频闪光测速器 stroboscope
应力变化范围 stress range
应力增强系数 stress intensity factor
应力腐蚀龟裂 stress corrosion cracking (SCC)
迷走电流腐蚀 stray current corrosion
副舷侧厚板列 strake below sheer strake
应变集中因子 strain concentration factor
风暴扶手托架 storm rail bracket
分段后退焊接 step-back welding
蒸汽窒火管路 steaming-out (or steam smothering) line
蒸汽操舵装置 steam steering gear
蒸汽窒火系统 steam smothering system
蒸汽加热盘管 steam heating coil
蒸汽冷却系统 steam cooling system
蒸气温度控制 STC (= steam temperature control)
起动伺服马达 starting servo-motor
起动辅助装置 starting aids
标准电压系统 standard voltage system
标准耐火试验 standard fire test
船舷突出斜梁 spur beam
弹簧式安全阀 spring safety valve
单点系泊系统 SPM (= single point mooring system)
溢油式雾化器 spill burner (or control) atomizer
核废料搬运船 spent fuel carrier
眼镜型轴托架 spectacle type shaft bracket
眼镜型盲凸缘 spectacle blank flange
特殊贸易客船 special trade passenger ship
特别柔软钢索 special flexible wire rope
跨索储放眼板 spanwire stowage padeye
主柱间横拉索 spanner stay
瑞士标准协会 SNV (= Schweizerische Normenvereiningung, Switzerland)
瑞典制造标准 SMS (= Sveriges Mekanforbunds Standardcentral-SIS, Sweden)
烟管火警系统 smoke pipe fire alarm system
史密斯修正值 Smith correction
滑块驱动装置 sliding block drive
天窗扇形齿轮 skylight quadrant
间越顺序焊接 skip welding
平底浅吃小艇 skiff
有缝管用板条 skelp
瑞典国家标准 SIS (= Svenska Standard, Sweden)
臭氧换气系统 sirrocozone system
单侧吸式叶轮 single-sided impeller
单极单投开关 single-pole single-throw switch
单极双投开关 single-pole double-throw switch
单侧板式叶轮 single shrouded impeller
单级减速齿轮 single reduction gear
单点系泊系统 single point mooring system (SPM)
单线螺旋齿轮 single helical gear
单线接地系统 single conductor earth system
水平扫描声纳 side scan sonar
侧漏斗型驳船 side hopper barge
热套焊接曲轴 shrunk welded crank shaft
短程国际航程 short international voyage
船舶检查证书 ship inspection certificate
防动板固定具 shifting iron
被覆电弧焊条 shield arc electrode
艉膨出部壳板 shell bossing
共享型计算机 shared computer
轴发电机马达 shaft generator motor (SGM)
减轴运转试验 shaft cut off test
轴发电机马达 SGM (= shaft generator motor)
秽物处理装置 sewage treatment plant
伺服控制系统 servo control unit
伺服驱动控制 servo actuated control
串并联起动器 series parallel starter
串流型涡轮机 series flow turbine
他激式发电机 separately excited generator
隔离压载水舱 separated ballast tank
半串行建造法 semitandem building system
半潜式钻探船 semi-submersible type drilling rig
半潜式钻油台 semi-submersible
半门型起重机 semi-portal crane
半组合曲柄轴 semi built-up crank shaft
自航式挖泥船 self-propelling dredger
自给式呼吸器 self-contain breathing apparatus
自动发烟信号 self-activating smoke signal
自动均载煤船 self trimming collier
自激式发电机 self excited generator
自动式净油机 self cleaning type oil purifier
隔离压载水舱 segregated ballast tank (SBT)
二次冷却空气 secondary cooling air
水上飞机母船 seaplane carrier
海底门清除阀 sea chest cleaning valve
浮滓吹泄旋塞 scum (or surface) blow off cock
螺杆操舵装置 screw steering gear
应力腐蚀龟裂 SCC (= stress corrosion cracking)
隔离压载水舱 SBT (= segregated ballast tank)
赛波广用黏度 Saybolt universal (SSU)
赛波弗氏黏度 Saybolt furol (SSF)
卫星导航系统 satellite navigation system
鲑鳟鱼类母船 salmon and trout mother ship
安全工作负荷 safety working load (SWL)
安全设备证书 safety equipment certificate
安全卫生管制 safety and healthy control
安全使用负荷 safe working load
回旋式吊杆系统 swing boom system
小水线面双体船 SWATH (= small waterplane area twin hull ship)
增压器关断试验 supercharger cut off test
夏期木材载重线 summer timber load line
苏彝士运河吨位 Suez Canal tonnage
吸入式燃气引擎 suction gas engine
潜浸盘管冷凝器 submerged coil condenser
舱区划分载重线 subdivision loadline
应力消除热处理 stress relief heat treatment
前后平行木甲板 straight deck
艉轴管环首螺帽 stern tube nut (or ring nut)
蒸汽涡轮发电机 steam turbogenerator
起动空气定时阀 starting air timing valve
可变翼面稳定法 stabilization by variable surface
空气进入稳定法 stabilization by air entry
瑞典船模试验槽 SSPA (= Swedish State Shipbuilding Experimental Tank)
鼠笼式感应马达 squirral cage induction motor
浮圆柱型钻油船 spar type drilling ring
双吊杆顶间牵索 span (or schooner, or boom head) guy
平水区域航行船 smooth water service vessel
烟管式火警装置 smoke tube type fire alarm system
金属被覆电弧焊 SMAW (= shield metal arc welding)
滑缸双动式引擎 sliding cylinder double acting engine
滑动式凸轮系统 sliding cam shaft system
间越顺序焊接法 skip (or wandering) method
单人操作电焊机 single operater welding machine
单浮筒系泊系统 single bouy mooring system (SBM)
金属惰气电弧焊 SIGMA (or MIG) welding
以色列国家标准 SI (= Israel Standards, Israel)
萧氏反跳硬度计 Shore scleroscope
船上自动化系统 shipboard automation system
船体分段建造法 ship block method
金属被覆电弧焊 shield metal arc welding (SMAW)
壳管式热交换器 shell and tube heat exchanger
轴游转防止装置 shaft locking device
半潜式双胴体船 semi-submerged catamaram (SSC)
半移动式灭火器 semi-portable fire extinguisher
扫描电子显微镜 SEM (= scanning electron microscope)
自动平衡平滑阀 self-balanced flat slide valve
自动升降式平台 self elevation platform
水上飞机勤务船 seaplane tender
船体线图刻划台 scribe (or scrieve) board
扫描电子显微镜 scanning electron microscope (SEM)
鲑鳟鱼类加工船 salmon and trout factory ship
南非国家标准局 SABS (= South African Bureau of Standards, Rep. of South Africa)