abrasive wheel
磨轮, 砂轮
热门单词
- a heart of oak
- a man of character
- a thousand and one
- ABM
- abscission joint
- absolute curvature
- absolute maximum
- absorption vessel
- Abt system
- accentuator circuit
- accessorily
- accommodation
- accretion measure
- accumulator switchboard
- acetoacetanilide
- acetobromamide
- acetonitrile
- acetonylidene
- acetyl cellulose sheet
- Achaean
- achordal
