一种定义
四种语言
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.
This is the case, above all, with state-of-the-art machine tools, servo-driven presses and servo valves.
A few practical examples include robots, propulsion motors, machine tools and rolling mills.
Asynchronous machines are among the most important prime movers in the field of electrical engineering and are used, for example, in household appliances and machine tools.