The explosion of the chemical plant has poisoned many local residents.

那座化工厂爆炸毒死了许多当地居民。

The present invention is improved separating pipe of multitubular cyclonic separator for the fume energy recovering system in petrochemical catalytic cracker.

本发明是对现有多管式旋风离离单管一种改进，主要用于石油化工厂催化裂化置和催化裂解置烟气能量回收系统。

The design of turbulator air preheater with finned tube and that with optic tube as well as its application in petrochemical works were recommended.

介绍了扰片管空气预热及光管扰空气预热设计以及在石油化工厂中应用情况。