2Considerations of the outflow of talents from survey and design enterpriscs and of the related countermeasures6-7
9Monitored control system for storing, loading and conveying activities at Shangwan coal preparation plant22-23
12A talk about the systematic engineering of the motorvehicle fuelled by compressed natural gas(CNG)29-31
14Cause analysis and appropriate treatment of the uneven subsidence of ground floor in a middle school35-37
20The orthogonality -simulation study of parameter optimization for the fully mechanized coal face using sub - leve caving method47-49