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冲模,铸模:一种机器的一部分,该机器可以对金属板、卡纸或其它粗钢材料进行切削或成形。
A part on a machine that punches shaped holes in, cuts, or forms sheet metal, cardboard, or other stock.
youdao
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冲模,铸模:一种机器的一部分,该机器可以对金属板、卡纸或其它粗钢材料进行切削或成形。
A part on a machine that punches shaped holes in, cuts, or forms sheet metal, cardboard, or other stock.
youdao