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通过自制胎具，浇注、修边、铲瓦口、研刮油线，对球磨机轴瓦发生的烧蚀快速修复，有较好的经济效益。
Through making mould by ourself, casting, erasing edge of bearing pad and grinding, repair big bearing pad of ball crusher more quickly. The method has more economy benefits.
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