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针对 4MG2 0 0系列采煤机伺服变量机构使用中存在的问题进行分析 ,提出改进措施 ,改进后效果好 ,现已推广使用。
According to the existing problems in the use of servo variable mechanism of 4MG2 0 0 series shearers, the improvement measures are put forward, and the improved results are good and are now being popularized and used.