1154| 6
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兩套獨(dú)立運(yùn)動(dòng)的白色帶輪是如何裝配到同一根軸上的? |
評(píng)分
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點(diǎn)評(píng)
金屬軸直徑5-6mm,,與大帶輪的配合長(zhǎng)度約7mm>軸徑,,過(guò)盈配合應(yīng)該牢固,。
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