脱硫脱硝塔是一种环保设备，主要处理锅炉，窑炉等尾气中含有的二氧化硫及氮氧化物，减少其排放，减轻环境污染的设备。此类设备主要用于燃煤锅炉。
Introduction
Desulfurization and denitrification tower is a kind of environmental protection equipment. It mainly deals with sulfur dioxide and nitrogen oxides contained in tail gas of boilers and kilns, so as to reduce their emissions and reduce environmental pollution. This kind of equipment is mainly used in coal-fired boilers.