在溶胀煤的液化反应中，极性溶胀溶剂明显提高了煤的反应活性。
In the liquefying reaction of swollen coal, polar solvent enhanced the reaction activity.
用扫描电子显微镜（SEM）分析了煤沥青中原生喹淋不溶物（QI）的形貌，考察了不同有机溶剂对分离中间相微球的影响；
The morphology of pri- mary QI was observed under Scanning Electron Microscope (SEM) . The effects of solvents on the seperation of MCMBs were examined.
用扫描电子显微镜（SEM）分析了煤沥青中原生喹淋不溶物（QI）的形貌，考察了不同有机溶剂对分离中间相微球的影响；
The morphology of pri- mary QI was observed under Scanning Electron Microscope (SEM) . The effects of solvents on the seperation of MCMBs were examined.
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