?模拟航行    simulated voyage

?模拟    simulation

?嚣音螺桨    singing propeller

?单动式    single acting

?单动引擎    single acting engine

?单动泵    single acting pump

?单脚锚泊(钻油台)    single anchor leg mooring

?单排桨艇    single banked boat

?单臂连杆    single bar link

?单人铺    single berth

?单人房舱    single berth cabin

?单斜槽焊    single bevel groove weld

?单轮滑车    single block

?单底    single bottom

?单底船    single bottom vessel

?单浮筒系泊系统    single bouy mooring system (SBM)

?单轴环式    single collar type

?单线接地系统    single conductor earth system

?单缸机    single cylinder engine

?单头锅炉    single ended boiler

?单引擎    single engine

?单胀式机    single expansion engine

?单面�Ｖ�    single face telegraph

?单钉法    single fastening (or planking)

?单流    single flow

?单材肋骨    single frame

?单级齿轮    single gear

?单线螺旋齿轮    single helical gear

?单层船壳    single hull

?单人操作电焊机    single operater welding machine

?单道焊接    single pass welding

?单脚书桌    single pedestal desk

?单相    single phase

?单相交流电    single phase alternating current

?单板舵,平板舵    single plate rudder

?单点系泊系统    single point mooring system (SPM)

?单极开关    single pole switch

?单油头    single probe

?单索绞机    single purchase winch

?单级减速齿轮    single reduction gear

?单级减速齿轮涡轮机    single reduction geared turbine

?单行铆接    single riveted joint