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通过对综采工作面采煤机产尘特点的分析研究，对采煤机外喷雾灭尘装置进行了多次改进，满足了生产需要，取得了良好效果。
Through the analysis and research on the dust characteristics of shearer in the fully mechanized coal mining face, many improvements have been made to the external dusting device of shearer to meet the production needs and achieved good results.