A distinction may be made between open-die forging, usually in the form of hammer forging, and closed-die forging.

锤锻中常用的开式模锻与闭式模锻是有区别的。

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A distinction may be made between open-die forging, usually in the form of hammer forging, and closed-die forging.

锤锻中常用的开式模锻与闭式模锻是有区别的。

youdao