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絲桿說(shuo)白了左(zuo)旋(xuan)(xuan)右旋(xuan)(xuan)意味著的是(shi)絲桿運(yun)動(dong)(dong)那(nei)時候轉(zhuan)動(dong)(dong)的方位。絲桿的作用就是(shi)說(shuo)將轉(zhuan)動(dong)(dong)運(yun)動(dong)(dong)轉(zhuan)換為直線運(yun)動(dong)(dong)或相反,因此絲桿在(zai)機(ji)械上邊運(yun)行的那(nei)時候就有轉(zhuan)動(dong)(dong)方位。通常狀況下(xia)以右旋(xuan)(xuan)多見,左(zuo)旋(xuan)(xuan)為小量,也(ye)是(shi)將右旋(xuan)(xuan)叫做(zuo)(zuo)正(zheng)向,左(zuo)旋(xuan)(xuan)叫做(zuo)(zuo)反向的。
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