6378| 15
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沖床下料Q195的板子要多少配合間隙,? |
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點評
0.01什么概念,,那要上下模裝配的精度有多高啊,這么小的間隙,,能保證不帶料么,?這個沖裁的斷面質(zhì)量如何,我對這個很好奇呢,?
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