pre-treatment system

基本解释

The corrosion of heat exchanger tubes in extraction system, pre-treatment system and reforming system are described in detail.
文章详细阐述了催化裂化重整车间抽提系统、预加氢系统、催化重整部分换热设备管束腐蚀情况。
Sampling pre-treatment system is an important factor in magneto-dynamic oxygen analyzer system for detecting the oxygen content in coke oven gas.
在监测焦炉煤气氧含量的磁力机械式氧分析仪系统中，采样预处理系统是一个重要环节。
The pre-treatment system experienced plugging by ammonia salt 7 months after the unit came on stream and corrosion leakage 12 month after the start-up of the unit.
装置开工运转7个月后预处理系统首次出现铵盐堵塞现象，12个月后设备开始出现腐蚀泄漏情况。