According to the discriminating and evaluating equations of the surface finish in turning by the circular nose cutting edge, two nomographs are constructed in this paper.
本文从刀尖圆弧刃车削判定式及光洁度计算式出发，制作出了两幅诺谟图解。
Ring: Circular band of gold, silver, or other precious or decorative material usually worn on the finger, but sometimes on the toes, the ears, or the nose.
指环：金、银或其它珍贵或装饰性材料制成的环，通常戴在手指上，有时也戴在脚趾、耳朵或鼻子上。
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