Biodiesel, fatty acid alkyl ester, is made from renewable bioenergy such as vegetable oils and animal fats.
生物柴油，即脂肪酸甲酯，是以动植物油为原料生产的可再生绿色能源。
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。
In this investigetion, NMR data also reveals the segmental motions along ester alkyl side-chain in samples.
NMR参数还揭示了较长酯烷基侧链链段运动情况。
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