About 70% of the sulfur entering the furnace is discharged together with the flue gas in form of gaseous SO_2, less than 10% fixed by the fly ash, and less than 1% fixed by the bottom ash.

• 在入炉硫分中,70%25左右以气态SO2形式随烟气排放,只有不到10%25以固态形式富集于飞灰中,不到1%25固定于炉底渣中。