10236| 13
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軸承的內(nèi)外圈是一樣高 |
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點(diǎn)評(píng)
和游隙沒(méi)有關(guān)系。
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點(diǎn)評(píng)
確實(shí),不過(guò)也有內(nèi)外圈等寬的,如BE系列。
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