词汇	fluorin content
释义	fluorin content 氟量
随便看	flexible fixing flexible fixture flexible fixture design flexible fixtures flexible flange flexible flat cable flexible flat cable/flexible printed circuit flexible flat conductor cable flexible flat drill steel Flexible flatfoot flexible flightconveyor flexible flooring flexible floppy disk device flexible flow flexible flow shop flexible flow-shop scheduling flexible foam flexible foam blanket flexible foamed plastic flexible foamed plastics flexible foam lagging Flexible foams flexible focus flexible folding wing flexible foot