1Study on magnetic digital imaging and its application of coal fire detection in Rujigou coal field, China225-229
2Basic reservoir characteristics and development strategy of coalbed methane resource in China230-235
3Experimental study on protecting high voltage electric power lines by grouting separated strata zone in overburden236-239
7Optimizing study on parameters of fully mechanized sub-level caving face with orthogonal regression method253-257
8Analysis on deformation and stress of freezed wall and freezing tube with elastic foundation beam theory258-264
11Test research of exploded energy of coal mineral industrial explosive under limited water field274-278
14The application of the grey relevancy analyzing method in ventilation system scheme(in the near future )optimization of Pingdingshan Coal Mine No. 6290-293
15Use the method of metallographic examination to evaluate the reason of the conflagration in the coal mines294-298
16Theoretical and experimental study of air ejector with high-pressure spray for dust suppression299-302
17Construction design and experimental study of close loop controlled booster frictional drive303-306
18Research on control strategy of electromagnetic force angle and the maximum of thrust of permanent magnet linear synchronous motor for vertical movement307-312
