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山东某磷肥厂放射卫生调查与评价张连平,李福生,陈跃,程杰,陈英民,赵兰才,官庆超(山东省医科院放射医学研究所,济南250001)磷矿石总是伴有一些微量的铀、镭等放射性物质。在生产磷肥过程中,这些放射性物质又有一部分转移到磷肥中,因而在使用磷矿石生产磷...
Investigation and Evaluation of Radiation Hygiene in a Phosphate Fertilizer Plant in Shandong Province Zhang Lianping, Li Fusheng, Chen Yue, Cheng Jie, Chen Yingmin, Zhao Lancai, Guan Qingchao (Institute of Radiation Medicine, Shandong Academy of Medical Sciences, Jinan 250001) Phosphorite is always accompanied by trace Uranium, radium and other radioactive material. In the process of producing phosphate fertilizer, these radioactive substances are partly transferred to the phosphate fertilizer, thus using phosphate rock to produce phosphorus ...