Naphthenicacid corrosion is the tough problem in processing high-acidity crude.
环烷酸腐蚀是炼制高酸值原油时遇到的一个难题。
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The south crude distillation unit in Liaohe Petrochemical Company mainly processes high-acid-value, corrosive and low-freezing-point naphtheniccrude oils after revamping.