The content of resin were aromatic are both decreased significantly. At the the same time, the content of asphaltenes and saturated hydrocarbon were increased.
稠油中胶质和芳香烃含量显著下降，沥青质和饱和烃含量提高；
The content of resin were aromatic are both decreased significantly. At the the same time, the content of asphaltenes and saturated hydrocarbon were increased.
稠油中胶质和芳香烃含量显著下降，沥青质和饱和烃含量提高；
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