3Measures Taken by Antaibal Mine to Quicken the Speed of Extending Depth for Mining District under the Special Conditions5-6
10Prelininary Discussion of Effect of Dry-Desulfuration for Smoke Caused by Combustion of Coal on Perfor-mance of Electric Duster18-19
11Data Processing Method for Controlling Points and Scattered Points Being Measured Simultaneously in Belt Terrain20-22
18Analysis and Controolling for Extremely large Eastem Slope Sliding in Yimin Open-pit Coal Mine36-38