论文部分内容阅读
为了解尘肺在煤矿接尘工人中的流行情况,给尘肺防治工作提供参考,兹对抚顺龙凤煤矿(下称龙矿)接尘工人进行了调查分析。一般情况龙矿位于抚顺东部浑河南岸。煤层东西长18公里,南北宽约3公里。可采厚度4～
In order to understand the epidemic situation of pneumoconiosis in dust collectors in coal mines and to provide references for the prevention and treatment of pneumoconiosis, investigation and analysis was conducted on the dust-collecting workers in Longfeng Coal Mine of Fushun (hereinafter referred to as Long Mine). General situation Dragon Mine is located in the eastern part of Hunhe River in Fushun. Seam 18 km long thing, north and south width of 3 km. Recoverable thickness 4 ~