abrasion drill
回旋钻
热门单词
- absolute immunity
- AC shunt (wound) motor
- acceleration and deceleration operation
- acceptance of bills
- accessory building
- accuracy in measurement
- acetylene welding torch
- aciculignosa
- acid brass
- acid-oure resin
- acid-proofing flooring
- acid-resisting steel
- acknowledging relay
- acoustic beam deflector
- acquired disease
- acquisition
- acromegalic gigantism
- acromial extremity of clavicle
- actinodiastase
- actinoid elements
- activated molecule
