["煤質石脑油と石油基石脑油は何が異なるのか",,"本スレッドは liaifeng によって 218年-1月-18日 18時1分に最後に編集されました 煤質石脑油と石油級石脑油は何が異なるのか",,"煤質石脑油の直链烃の割合は石油基よりも高く、硫黄窒素の含有量も少ない。"]
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本帖最后由 liaifeng 于 2018-9-1 18:21 编辑 煤质石脑油和石油级石脑油什么区别
煤质石脑油的直链烃的比例比石油基高，硫氮含量也更低。
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