abbrasive wheel
磨盘
热门单词
- 100% cotton knit swear trousers and shirt
- absorbent system
- AC transformer
- accessory chromosome
- acetarsol
- acid peat soil
- acid soil
- acid-proof ink
- acoustic apparatus
- acoustic ranger
- acquiescence
- acquisitive impulse
- acritochromatocy
- acrylic pullover for children
- actin
- actinic rays
- activated carbon filter
- adaptation reaction
- addict
- addition reaction
- additive species
