9346| 30
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請教下為什么滾珠絲杠是雙列槽,,但是實際卻只用一列 |
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點評
好好說話,,不要一上來這么沖一句“沒買過模組,?”,好像你買過模組就很牛逼一樣的
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點評
搞機的,,心靈這么脆弱,。。,。,。。,。,。。,。,。。,。,。。,。,。。,。,。,。。,。,。。,。
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