飞点显微镜 flying spot microscope
飞点扫描器 flying spot scanner
电表式灭飞虫器 flying-insects electric exterminator
镄 Fm(fermium)
调频 FM(frequency modulation)
泡沫 foam
泡沫塑料 foam plastics
离岸价合同 FOB contract
(装运港)飞机场交货价格 FOB plane
(装运港)离岸价格,船上交货价格 FOB;f.o.b.(free on board)
(装运港)加理舱费的离岸价格 FOBS(free on board stowed)
焦点深度 focal depth
飞点扫描器 flying spot scanner
电表式灭飞虫器 flying-insects electric exterminator
镄 Fm(fermium)
调频 FM(frequency modulation)
泡沫 foam
泡沫塑料 foam plastics
离岸价合同 FOB contract
(装运港)飞机场交货价格 FOB plane
(装运港)离岸价格,船上交货价格 FOB;f.o.b.(free on board)
(装运港)加理舱费的离岸价格 FOBS(free on board stowed)
焦点深度 focal depth
五官科病烛照明器,焦点照明器 focal illuminator
焦距 focal length
焦点计 focimeter
①焦点,聚光点 ②位点 focus
聚光(X射线)滤线栅 focused grid
调焦屏 focusing screen
聚焦法,对光 focussing
调焦屏,毛玻璃板 focussing glass
调焦钮 focussing knob
调焦装置 focussing mechanism
调焦圈,对光环 focussing ring
对焦刻度表 focussing scale
胎头取出器 foetal head extractor
胎心听诊器 foetal heart sound stethoscope
胎儿监护仪 foetal monitor
胎,胎儿 foetus
雾 fog
箔,叶,金属薄片 foil
持箔器 foil carrier
卷箔器 foil crimper
金箔验电器 foil electroscope
箔镊 foil pliers
箔剪 foil scissors
折叠,褶 fold
硬纸夹,折叠器 folder
折合式照像机 folding camera
折式床 folding cot
折式牙科椅 folding dental chair
折式压舌板 folding pattern tongue depressor
折式持钩 folding tenaculum