;
It is the unsolidified sediment consisting of disordered kaolinite and small amount organic matter and lignite materials.
常含少量有
质或与褐
矿层等伴生。
It is the unsolidified sediment consisting of disordered kaolinite and small amount organic matter and lignite materials.
常含少量有质或与褐矿层等伴生。
In this study a series of different maturation degree coals are yielded by thermally treating a lowgrade lignite, and are used as the sorbents for sorption equilibrium study of phenanthrene.
云南先锋褐采用热模拟
实验方法制得一组成熟度不同,
中干酪根用于对菲吸附研究。
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