?翼板面积    foil area

?箔应变计    foil strain gauge

?折迭式箱形托货板    folding box pallet

?折椅    folding chair

?折式面盆    folding lavatory

?折尺    folding measure (or scale)

?追踪控制    follow control

?追随控制    follow up control

?追踪装置    follow up mechanism

?殿缘,后缘(螺桨)    following (or trailing ) edge

?殿缘,后缘(螺桨)    following (or trailing) edge

?顺浪    following sea

?顺浪,从浪    following sea (or wave)

?艉伴流    following wake

?帆底缘    foot

?脚煞    foot brake

?踏格    foot grating

?踏阶    foot hold

?根缆(帆船)    foot rope

?踏板    foot step

?底阀    foot valve

?呎烛光    foot-candle

?基础,底脚    footing

?呎磅    foot-pound

?力    force

?压紧配合    force fit

?力法    force method

?压力泵    force pump

?强制循环    forced circulation

?压力通风口    forced draft front

?机械通风    forced draught

?压力润滑    forced lubrication

?压力润滑器    forced lubricator

?强迫横摇    forced rolling

?强迫振动    forced vibration

?强制振动    forced vibration

?艏向,前方    fore

?艏艉向    fore and aft

?纵帆装置    fore and aft rigged

?纵帆帆船    fore and aft rigged vessel

?纵材    fore and aft runner

?纵帆    fore and aft sail