常見例句The carbonization of exrtacting constituents of preheated Shenfu noncoking and Liulin dominant coking coal has been studied. 對預熱神木不粘煤及柳林主焦煤中不同溶劑抽提組分的碳化特性分別進行了比較研究。noncoking coal 非粘結性煤,非結焦煤 返回 noncoking