4-jaw chuck
四爪卡盘
热门单词
- abnormal end
- academic aptitude
- accelerated labor
- accident statistics
- accumulation
- accumulation hypothesis of impulse
- acetaldehyde ammonia
- acetone cyanohydrin
- acid pig iron
- acid egg
- acidified starch
- acidomycin
- aconitic acid
- acoustic filter
- acquisition model
- acrichine
- active complex
- activity quotient
- adamantine
- adaptive predictor
- additive colour high-speed step optical printer
