adjustable bolt
可调螺栓
热门单词
- ability distribution
- ac arc welder
- accidental hemorrhage
- achievement battery
- achromatic lens
- acid fast
- acidproof construction
- acoustic
- acoustic densitometer
- acrylic pullover for children
- acrylic underwear
- action set
- activation centre
- actuating motor
- acupuncture instrument
- adamkiewitz reaction
- adhesive disk
- adhesive meter
- adhesive stamp
- adjusting light platform
- adjustment process
