一种定义
四种语言
0,1,2
- 德國
- 英語
- 中國
- 西班牙語
发动机 (n)
Motor (kraftstoffbetrieben) (m)
engine (n)
A basic hole is one of the systems of fit employed in mechanical engineering.
The aim is to improve coordination between engineering and production.
Contemporary styling for profiles and accessories adds a new dimension to mechanical engineering.
