Make the pole of taking the positive charge turn member to overaly metal surface and metal particle but formation Ci at the same time crystal roll over an effect, form perfect"edge lubrication" effect.
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edge lubrication
边缘润滑
以上为机器翻译结果，长、整句建议使用 人工翻译 。
应用推荐
模块上移
模块下移
不移动