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砂轮机更换砂轮时,由于砂轮轴跟着转动,所以,松开和紧固螺母很不方便。为了解放这一问题,我们把轴两端的两个螺母中的一个车薄6～10毫米,然后,用锉刀将轴的端部锉两个扁(图
When the grinder is replacing the grinding wheel, it is inconvenient to loosen and tighten the nut because the grinding wheel shaft follows the rotation. In order to free this problem, we thin one of the two nuts at both ends of the shaft by 6 to 10 millimeters and then file two flat ends of the shaft with a file