the low viscosity index and the higher acidity were resulted from the low paraffinicity and the high content of aromatics,cyclane.
基础油组成中烷烃含量降低,芳烃和环烷烃含量上升是其酸值上升和
度指数下降的内在原因。
the low viscosity index and the higher acidity were resulted from the low paraffinicity and the high content of aromatics,cyclane.
基础油组成中烷烃含量降低,芳烃和环烷烃含量上升是其酸值上升和度指数下降的内在原因。
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