本试验的目的是研究不同变质程度的煤在惰性气氛中的非等温热解。
In this paper the pyrolysis of coals with different metamorphism is performed under inert gas ambience in a non-isothermal reactor.
不像相关的聚烯类、利霉菌素和非律平，那他霉素不能改变质膜的通透性。
Unlike the related polyenes, nystatin and filipin, pimaricin does not change the permeability of the plasma membrane.
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