1Selection of Draglines for Open Cast Mining--Technical paper series for open cast method in surface mines(Ⅱ)341-343
12One Sort of Quick Asymptotic Torque Tracking Controller of Induction Motors Based on Passivity Principle385-389
14Application of Chinese Resource Satellite Data to Dynamic Survey of Ecological Environment of Yanhe River Drainage Area in North Shanxi Province 394-398
15Quantitative Characterization of Diagenesis and Diagenesis Reservoir Facies--The case study of lower member of J3jf of Jiao 2 block in Kerqin oilfield399-403