Based on the analysis of the hydrocarbon geochemical characteristics in the Kuqa petroleum system of the Tarim Basin,this study discusses the causes and control
<正>On June 2011,the Beijing Research Institute of Uranium Geology,an Institute within the China National Nuclear Corporation(CNNC),and the Department of Geolog
<正>Separation technology of rare earth elements(REEs),as the critical step in the separation process,had long been fraught with technical difficulty.A research