Improvements on the process of light benzol forerunning are described in this paper, Practice shows that these improvements are successful.

介绍轻苯初馏工艺的生产。实践证明，的。

The effect of outlet temperature and pressure of the debenzolization partial condenser on the rough benzol qualiy and output is explained and analysed.

分析了脱苯分缩器出口温度、压力对粗苯质量、产量的影响。