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南京市舞厅内氡及子体浓度水平调查张兵，谢宏如（江苏省卫生防疫站，南京２１０００９）我们对南京市部分舞厅内氡及其子体水平进行了调查，并估算了从业人员因吸入氡及其子体所致内照射剂量。１调查与测量方法１．１采样点的选择：按照所处的空间位置所选择的舞厅可以分...
Investigation of Concentration Levels of Radon and Progeny in Ballroom of Nanjing ZHANG Bing, XIE Hongru (Health and Anti-Epidemic Station of Jiangsu Province, Nanjing 210009) We investigated the levels of radon and its progeny in some ballrooms in Nanjing City and estimated the effects of inhalation of radon And its progeny caused by internal dose. 1 survey and measurement methods 1.1 sampling points of choice: in accordance with the space location of the ballroom can be selected points ...