The two main classes of petrochemicals are olefins and aromatics.

石化的两类主要产品是烯烃和芳烃。

Not recommended for use with petroleum solvents, kerosene or aromatics.

不建议与石油溶剂、煤油或芳烃同时使用。

Peroxidation of alkyl aromatics is the key step to synthesis of phenols.

烷基芳烃过氧化反应是酚类合成反应的关键步骤。

Their high solvency resembles that of aromatics but offer higher polarity.

它们的高溶解性与芳烃类似，但具有更高极性。

Saturation and aromatics affect the ductility of asphalt at low temperature.

饱和烃和芳香烃影响沥青的低温延度和粘结性。