6484| 20
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帶緊定套的調(diào)心滾子軸承如何設(shè)計(jì)軸肩 |
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點(diǎn)評(píng)
有啊,圓螺母和止退墊
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點(diǎn)評(píng)
軸高速運(yùn)轉(zhuǎn),沒(méi)定位怕不好吧
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