This paper introduces the Principle, Structure and design of undosed rectangular section punch die.

介绍未封闭矩形截面冲裁模的原理、结构和设计。

youdao

This paper introduces the Principle, Structure and design of undosed rectangular section punch die.

介绍未封闭矩形截面冲裁模的原理、结构和设计。

youdao