4431| 14
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怎樣加工才是最快? |
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點評
呵呵,,,,,犀利哥
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點評
這要看批量的,如果就技師件,、幾百件也鑄造,??
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點評
精度要求不高,、沒提粗糙度要求的話,,直接粗銑也能達(dá)到3.2的粗糙度。
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