After studying the high quality coal resource and its properties in the Ordos coal basin,the definition of high quality coal is given.

 
  • 以鄂尔多斯盆地侏罗纪煤炭资源为研究对象,在系统分析煤基本性质的基础上,确定该盆地优质煤的定义。
今日热词
目录 附录 查词历史