The effect of hydrogen and the mechanism of hydrogen-donor of coal liquefaction in recent years are reviewed. The measures to improve activity of hydrogen are also introduced briefly.
综述了近年来关于煤液化反应中氢气的作用及供氢机理方面的研究成果，并介绍了提高煤液化中活性氢的方法。
The effect of hydrogen and the mechanism of hydrogen-donor of coal liquefaction in recent years are reviewed. The measures to improve activity of hydrogen are also introduced briefly.
综述了近年来关于煤液化反应中氢气的作用及供氢机理方面的研究成果，并介绍了提高煤液化中活性氢的方法。
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