?烟囱口格栅盖,烟囱口铁格盖 fiddley grating
?炉舱舱口 fiddley hatch
?保真度,逼真度 fidelity
?西班牙验船协会 Fidenavis
?现场组合 field assembly
?磁场线圈 field coil
?双筒望远镜 field glasses
?场磁铁 field magnet
?磁场调整器 field regulator
?磁场变阻器 field rheostat
?现场拆卸 field stripping
?现场焊接 field welding
?炉舱舱口 fiddley hatch
?保真度,逼真度 fidelity
?西班牙验船协会 Fidenavis
?现场组合 field assembly
?磁场线圈 field coil
?双筒望远镜 field glasses
?场磁铁 field magnet
?磁场调整器 field regulator
?磁场变阻器 field rheostat
?现场拆卸 field stripping
?现场焊接 field welding
?磁场绕组 field winding
?系索座围栏 fife rail
?艏[饰]像 figure head
?装甲贯穿系数 figure of merit
?纤维,灯丝 filament
?纤维丝毡 filament mat
?锉 file
?锉刷 file brush (or card)
?熔填金属 filler metal
?熔填条 filler rod
?填角,内圆角,填料 fillet
?填角焊规,内圆角规 fillet gauge
?水泥填角 fillet of cement
?填角焊接尺寸 fillet weld size
?填角焊[接] fillet welding
?填料,注入 filling
?垫木,填材 filling chock
?填料 filling compound
?填材 filling piece
?注入管 filling pipe
?注入率 filling ratio
?肋骨填材(木船) filling timber
?注入阀 filling-up valve
?油膜冷却叶 film cooled blade
?油膜冷却 film cooling
?油膜冷却孔 film cooling hole
?油膜润滑 film lubrication
?膜厚控制 film thickness control
?膜厚计 film thickness gauge
?过滤器 filter