abstract number
抽象数不名数
热门单词
- abdomen
- abrasive wheel cutting machine
- abscess of joint
- absolute reference
- absolute time
- abutment pressure
- AC copper coated electrode
- AC series (wound) motor
- AC-generator
- accident block
- accidental murmur
- accountability information
- accumulator tank
- acenocumarol tablet
- acetaldehyde ammonia
- acetaminophenol
- acid pump
- aclusion
- acorn calf
- acoustic lattice vibration
- acridan
