Blocking problems of scaling formed in gas-gas heaters (GGH) are often encountered in the continuous operation process of domestic wet flue gas desulfurization (WFGD) systems.

国内某电厂的湿法烟气脱硫系统在连续运行过程中出现了气-气换热器结垢堵塞的问题。

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According to single factor experiments, the desulfurization effect of FCC gasoline with NFM was investigated on a continuous extractive distillation apparatus.

在连续萃取蒸馏小试装置上，通过单因素试验考察了N-甲酰基吗啉的FCC汽油脱硫效果。

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