通过气相色谱分析，发现原油中烷烃组分发生变化，正构烷烃碳数分布曲线向轻组份方向移动。
The GC-MS analysis also shows a declination of heavy normal alkane in the degraded oil.
此类柴油流动改进剂的酯基侧链碳数分布和柴油的正构烷烃分布是影响其效果的主要因素。
It is indicated that the performance of the flow improver is influenced by the carbon distribution of the alkyl ester and then paraffin distribution of the diesel.
此类柴油流动改进剂的酯基侧链碳数分布和柴油的正构烷烃分布是影响其效果的主要因素。
It is indicated that the performance of the flow improver is influenced by the carbon distribution of the alkyl ester and then paraffin distribution of the diesel.
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