摘要
20162559 Cheng Yuehong(Research Institute,CNOOC,Beijing 100028,China);Yang Zhiwen Coal-Accumulating Processes and Base Level Cycles of the Taiyuan Formation in the Datong Coalfield(Geology in China,ISSN1000-3657,CN11-1167/P,42(6),2015,p.1959-1968,6illus.,21refs.)Key words:coal measures,Shanxi Province Based on the base-level cycle principle,