国家自然科学基金21173106,20973086;甘肃省自然科学基金17JR5RA212;煤转化国家重点实验室开放基金J17-18-913-2.This work was financially supported by the National Natural Science Foundation of China21173106,20973086;the Natural Science Foundation of Gansu Province17JR5RA212;the Foundation of State Key Laboratory of Coal ConversionJ17-18-913-2