1资料与方法1.1资料资料来源于黑龙江省某国有煤矿保存完整工作场所粉尘危害检测结果及职工健康检查资料,收集2000-2010年井下粉尘监测数据、健康监护资料和尘肺病诊断资料,以掘进工作面、采煤工作面、转载点、运输大巷等作业场所中从事井下工作的在岗接尘人员4 162人为调查对象。实施过程应用了《粉尘作业场所危 1 Materials and Methods 1.1 Data Sourced from the dust hazard test results and employee health checkup data of a state-owned coalmine workplace in Heilongjiang Province, the data of dust monitoring data, health monitoring data and pneumoconiosis data collected from 2000 to 2010 were collected for excavation work Surface, coal mining face, transfer point, transport lanes and other work sites in the underground work in the post-dust personnel 4 162 people for the survey. The implementation of the application of the "dust workplace dangerous