介绍了星轮制造中的新材料选用、热处理和加工过程的新工艺。

The paper discusses the new materials, heat treatment and processing method for manufacturing star wheel.

youdao

介绍了星轮制造中的新材料选用、热处理和加工过程的新工艺。

The paper discusses the new materials, heat treatment and processing method for manufacturing star wheel.

youdao