6465| 16
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轮毂轴承单元 |
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发表于 2024-5-21 10:46:49
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点评
合金,能到60米,50米正常,合金丝攻对机床要求太高了,刚性不好,立马掉牙,对机床要求太高了,
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发表于 2024-5-24 10:20:07
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