下面的句子什么意思? 提供楼主一个参考,希望能抛砖引玉: in either case, the concentration of nonaromatics in the benzenerecycle stream is not expected to increase to a level that would require a liquid purge (benzene drag stream). 在任何一种情况下,苯循环液中非芳烃的浓度不应增加到需洗涤液(滞苯液)的程度。 这里的stream翻译的有点不顺,benzene drag stream也不是很专业的名称。查看更多