?假龙骨    slab (or false) keel

?软木板    slab cork

?板条纵材    slab longitudinal

?碎煤,屑煤    slack (or dust) coal

?松缆    slack mooring

?半载舱    slack tank

?渣    slag

?矿渣水泥    slag cement

?除[焊]渣锤    slag hammer

?渣绵    slag wool

?波击    slamming (or bump)

?波击应力    slamming stresses

?故障杂音(机器)    slapping

?副站(电波)    slave station

?大锤    sledge (or sledge hammer)

?大锤    sledge hammer

?枕木    sleeper

?寝具    sleeping accommodation

?套筒    sleeve (or liner)

?套筒联结器    sleeve coupling

?套筒接合    sleeve joint

?套筒阀    sleeve valve

?细长体理论    slender body theory

?细长比    slenderness ratio

?回旋控索    slew line (or rope)

?旋转控索    slewing guy

?旋臂吊车    slewing jib crane

?[吊杆]回旋绞车    slewing winch

?通火棒    slice bar (or fire slice)

?滑块    slide block (or guide block)

?滑块    slide block (or guide slipper)

?滑动接合    slide joint

?滑动平台    slide platform

?滑触变阻器    slide rheostat

?计算尺    slide rule

?滑阀    slide valve

?滑阀箱    slide valve box

?滑阀箱    slide valve casing (or chest, or box)

?滑阀箱    slide valve chest (or casing, or box)

?滑阀杆    slide valve rod (or spindle)

?滑阀杆    slide valve spindle (or rod)

?滑块    sliding block