The principle, structure and usage of the pan-shaped slide rule of Gray code are introduced.

介绍作者研制的盘式格雷码计算尺的原理、结构和使用方法。

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The principle, structure and usage of the pan-shaped slide rule of Gray code are introduced.

介绍作者研制的盘式格雷码计算尺的原理、结构和使用方法。

youdao