我厂有两座化铁炉,每年可熔化生铁1800吨,用掉焦炭、煤块等燃料共800吨左右,这些物质燃烧后产生的含尘烟气,每年达450万立方标米以上。由于没有除尘设施,粉尘四处飘散,使厂周围居民区、公路、学校受到严重污染,粉尘浓度超标23倍。为保障职工和人民身体健康,我厂于1985年8月自行 There are two iron furnaces in our factory, which can melt 1,800 tons of pig iron each year and consume about 800 tons of fuel such as coke and coal lumps. The dusty flue gas generated after burning these materials reaches more than 4.5 million cubic meters per year. Because there is no dedusting facilities, the dust drifts around, leaving the surrounding residential areas, highways, schools were seriously polluted, dust concentration exceeded 23 times. In order to protect the health of workers and people, I plant in August 1985 on their own