我国制造的第一台万吨水压机就是自由锻造水压机。

Our country makes the first ten thousand ton hydraulic press is the hammer forging hydraulic press.

youdao

我国制造的第一台万吨水压机就是自由锻造水压机。

Our country makes the first ten thousand ton hydraulic press is the hammer forging hydraulic press.

youdao