This paper introduces existing problem of original coarse coal mire retrieving system, puts forward improving way. Effect is good after improved.

介绍了原粗煤泥回收系统存在的问题，提出改进措施，改造后效果很好。

youdao

This paper introduces existing problem of original coarse coal mire retrieving system, puts forward improving way. Effect is good after improved.

介绍了原粗煤泥回收系统存在的问题，提出改进措施，改造后效果很好。

youdao