Abstract在黑. Exhaust gas treatment那雜 device of coal fired boiler has聽答 been upgraded with ultra 少紅clean discharge treatment technology, and 美間the new cyclone gas cap washing devi來可ce is applied in the second half of學作 the desulfurzing tower systm. This new 關匠water scrubbing tray system is compos美明ed with water sprays, ceramic銀科 packing, cyclone gas 慢少cap and independent water t劇放ank, which is proven by field tests, 服河has exceling effect on exhaust gas treatment, and ca紅呢n decrease concentration of aerosol in又自 exhaust gas to below朋輛 5mg/Nm³ which is lower than the state 聽車discharge standard.