To meet the market demand, and on the basis of referring similar products at home and abroad, a new automatic cold header for making steel ball is developed.

根据市场的需要，参照国内外同类产品，自行研制了一种新型全自动钢球冷镦机。

youdao

To meet the market demand, and on the basis of referring similar products at home and abroad, a new automatic cold header for making steel ball is developed.

根据市场的需要，参照国内外同类产品，自行研制了一种新型全自动钢球冷镦机。

youdao