The experiment shows that there is a synergetic effect for solving paraffin, when the high-density solvent naphtha mixed with the lightdistillates.
但研究发现 ，所收集的高密度的重溶剂油和低密度的轻质油在溶蜡性能方面具有协同效应。
2
Considering the high contents of olefins and nitrogen, the whole fraction of delayed coker distillates (including light and heavy naphtha, gas oil) must be hydrotreated.