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。
The structure is simple with the efficient usage of local resources and material.
建筑结构简单，有效使用了当地的资源和材料。
The utility model has advantages of simple structure and easy usage.
本实用新型具有结构简单、使用方便等优点。
The size is small, the structure is compact and the usage is convenient.
其体积小，结构紧凑，使用方便。
The size is small, the structure is compact and the usage is convenient.
其体积小，结构紧凑，使用方便。
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