论文部分内容阅读
放顶煤综采研究是国内外一项引人注目的新课题,本文简要地论述了该课题的进展状况及“椭抛体放煤理论”的建立与应用,意在抛砖引玉。
The study of fully mechanized coal caving mining is a new topic attracting attention both at home and abroad. This paper briefly discusses the progress of the project and the establishment and application of “Opaque Body Caving Theory”.