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肖长权(东沟县卫生防疫站)报道:该水泥厂多年来粉尘污染严重。1986～1987年经丹东市职业病防治院诊断,550名工人发现尘肺病32名,可疑尘肺300名。尤其配料工序更为严重,经检查有尘肺5名,占总发病率16%,可疑尘肺13名。经历年监测,粉尘浓度最高达693.9mg/m~3,最低104.2mg/m~3。1989年按装了除尘器,使现场粉尘浓度
Xiao Changquan (Donggou County Health and Epidemic Prevention Station) reports: The cement plant has been heavily polluted for many years. From 1986 to 1987, Dandong City Occupational Disease Prevention and Treatment Hospital was diagnosed. Among 550 workers, 32 pneumoconiosis patients and 300 suspected pneumoconiosis patients were found. In particular, the batching process is even more serious. After checking, there are 5 pneumoconiosis patients, accounting for 16% of the total and 13 suspicious pneumoconiosis patients. Experience monitoring, dust concentration up to 693.9mg / m ~ 3, the lowest 104.2mg / m ~ 3. In 1989 by the installation of a dust collector, so that the concentration of dust on site