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滾珠絲桿和軸承座如何控制同軸度 |
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點評
我手上就有個內(nèi)8外22的雙列調(diào)心球軸承,軸向間隙0.5左右,是國產(chǎn)新的,你指的是什么樣的調(diào)心軸承?
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點評
沒看懂
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