4Feasibility for mining under the coal pillars at the north ventilation shaft of No. 10 mine of Pingmei Coal Mining Group14-15
6Chromatographic measuring method of high - density resistivity adopted for assessment of the mining damage18-19
8Design introduction and performance analysis of the belt-conveyor in the east main roadway of Sihe mine22-24
11Modularized arrangement of the steel structure adopted in the design of coal preparation plant31-33
17Study on the bending moment adjustment of the continuous concrete beam reinforced by the cold -rolled ribbed steel44-46
18Appraisal outline of the safety acceptance check for the second - stage water supply project of Germu City47-50
19Analysis of the roof fracture mechanisms relating to different winding - up caving methods of coal face50-52
