abrasion resistant alloy
耐磨合金
热门单词
- AC machine
- acetylene tetrachloride
- acetylformic acid
- acid brown
- acoustic apparatus
- acoustic frequency signal generator
- acrylic amide
- acrylic varnish for plastics
- action sphere
- activation analysis
- active precursor
- activity inventory
- activity unit
- acupuncture and moxibustion instrument
- adamantinocarcinoma
- adapter coupling
- adaptive program
- add pulse
- adience
- adjustable-speed drive system
- admission department
