This paper introduces phenomenon of electricerosion of gear and the research condition and evolution of it;
介绍了齿轮电蚀现象以及国内外对齿轮电蚀的研究情况与进展；
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And factors affecting electricerosion, such as circuit parameters, mechanical parameters, contact materials working surroundings, etc., were also introduced.
还介绍了影响电侵蚀的多种因素，例如：电气参数、机械参数、触点材料、环境因素等。
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Aluminum, a light metal with erosion resisting and electrical conductivity, is widely used, especially in construction, packing, electric power, consumption products and transportation.