樓主: 塵世中漂泊
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車(chē)床加工主軸，兩邊中心孔做掉后長(zhǎng)度到位，兩頂尖頂住，一次加工成型有什么優(yōu)缺點(diǎn) |
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樓主
發(fā)表于 2018-8-23 23:13:48