提出了修整铲磨砂轮的新工艺。

A new method for dressing grinding wheel is presented.

youdao

汽门座研磨砂轮主要用于引擎中汽车门座研磨。

Carbo valve seat Grinding Wheel is used mainly for valve seat grind in an engine.

youdao

汽门座研磨砂轮主要用于引擎中汽车门座研磨。

Carbo valve seat Grinding Wheel is used mainly for valve seat grind in an engine.

youdao