Determination of Transformation Program in Southem Dump of Pingzhuang Western Open-pet Coal Mine陈海明, 韩志华, 刘井生, 张万龙3-4
Measures Taken by Antaibal Mine to Quicken the Speed of Extending Depth for Mining District under the Special Conditions李志强5-6
Improvement of Truck Dispatching System-Diagram Data System in Yimin Open-pit Coal Mine毕洪卫, 高登来, 王兴涛, 孙庆山8-9
Prelininary Discussion of Effect of Dry-Desulfuration for Smoke Caused by Combustion of Coal on Perfor-mance of Electric Duster王兆东, 陈雁, 李轶, 郭辉18-19