In this paper, a new method of selection machine tool change gears and pitch are presented with computer.

介绍了一种用计算机选择机床挂轮和螺距的新方法。

youdao

In this paper, a new method of selection machine tool change gears and pitch are presented with computer.

介绍了一种用计算机选择机床挂轮和螺距的新方法。

youdao