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为了适应制炭厂所用螺旋推进器的堆焊修复需要,本文研制了一种高铬耐磨堆焊焊条,工厂使用效果良好。
In order to meet the needs of the coke thrusters used in coal making plants, a high-chromium wear-resistant surfacing electrode was developed in this paper. The factory works well.