选用低含硫的廉价轻质油为原料，经加氢脱芳烃得到合格的链烷烃稀释剂。
A qualified alkane diluent was prepared by catalytic hydrogenation for aromatics saturation with low cost and low sulfur content light fraction as feedstock.
单环芳烃的加氢饱和与环烷烃的选择开环是柴油深度脱芳过程中的重要反应。
The hydrogenation saturation of aromatics and selective ring opening of cycloalkane were the most important process during deep dearomatization of diesel oil.
随着演化程度加深，链烷烃脱甲基、环烷烃开环作用、芳构化作用和烷基化程度不断提高。
The degree of hydrocarbon evolution increases with depth, which is accompanied by demethylation of alkanes, ring opening of cycloalkanes, aromatization and heightening alkylating degree.
应用推荐