8316| 25
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這個(gè)零件怎么加工 |
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點(diǎn)評(píng)
支持,材質(zhì)不同熱處理的硬度就不同,對(duì)刀具的要求也不一樣
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點(diǎn)評(píng)
一口水差點(diǎn)噴到鍵盤上,笑噴
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