adverse slope
反坡
热门单词
- abstract conceptualization
- AC automatic regulator
- AC tachometer
- acetylene lamp
- acid resisting steel
- acid-dipped steel sheet
- acid-proof hose
- aclacinon HC1 vial
- acoustic coding
- acoustochemistry
- actinophage
- action error
- active imagination
- active region
- activization platform block
- acute hunger state
- adaptive compensation
- addition reaction
- address code
- addressable loop
- addressing machine
