Corrosion reasons of brine preheater were analysed, including brine corrosion, stress corrosion, stray current corrosion and thermocell corrosion.

分析盐水预热器原因,包括盐水、应力、杂电和温差电池。

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

介绍子翅片管空气预热器及光管子空气预热器设计以及在石油化工厂中应用情况。