氢气和溶剂在低阶煤液化中的作用比较

期刊介绍： "Coal Science and Technology" is a comprehensive scientific and technological journal established in 1973 and published monthly by the China Coal Science and Technology Group Corporation, under the supervision of the Coal Research Institute. Recognized globally, it is indexed by renowned databases such as Ei Compendex, Scopus, DOAJ, and the Chinese Science Citation Database (CSCD) Core Library. The journal is celebrated as a Chinese Core Journal, a Chinese Science and Technology Core Journal, and has been awarded the RCCSE Chinese Core Academic Journal (A), ranking in Tier 1 of both the Chinese Geological Science Field and the Coal Field High-Quality Science and Technology Journals. With a core total citation frequency of 6964 times and a core impact factor of 3.156 in 2023, "Coal Science and Technology" holds the 2nd position in the comprehensive discipline ranking. The journal's purpose is to promote the policies and development of China's coal industry and coal science and technology, report on domestic and international achievements and trends, reflect significant scientific and technological issues in coal production and comprehensive utilization, and foster a diverse academic environment. It aims to facilitate academic exchange, nurture talent, and enhance the level of coal science and technology, serving the sustainable development of the coal industry. Covering a wide range of professional fields, the journal includes topics such as coalfield geology, coal mine construction, mining surveying, coal mining, rock mechanics and support of mine shafts, coalbed methane development and utilization, mine safety, mining machinery and intelligentization, coal processing and clean utilization, green mining, and mine environmental protection.