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這個(gè)產(chǎn)品加工方法探討 |
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點(diǎn)評(píng)
直徑35左右
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點(diǎn)評(píng)
密度不均不影響的,;回彈有利;止推軸承必然要磨損。就是不知道,,冷墩能達(dá)到什么精度,;
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