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63°锯齿形螺纹量规因其尺寸大、牙形角特殊,无法按通常方法测量。本文介绍的测量方法效果良好,供同行们参考。
63 ° serrated thread gauges because of its large size, special angle, can not be measured in the usual way. This article describes the measurement method works well for colleagues reference.