连续重整装置芳烃抽提系统的腐蚀原因，主要是环丁砜降解物的腐蚀。
The corrosion of the aromatic extraction system of continuous catalytic reformer was that caused by degradation products.
分析了国内糠醛精制装置几种主要抽提系统工艺流程的优缺点，并提出优化流程方案。
The paper analyses the advantages and disadvantages of the technological process in some domestic main furfural refining extracting systems, and puts forward the optimization on the process plan.
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。
The corrosion of heat exchanger tubes in extraction system, pre-treatment system and reforming system are described in detail.
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