本文总结了全国环境天然放射性水平调查外照射测量的质量保证工作。
This paper summarizes the quality assurance work of external exposure measurement for national survey of environmental natural radioactive level.
本文介绍了1988～1993年浙江省环境中氚放射性水平调查结果。
The results of environmental tritium radioactivity level investigation in Zhejiang Province from 1988-1993 were showed.
给出了70～80年代全国性的几次环境放射性水平调查的资料以及有关环境氚的数据。
Information on nation wide survey activities during 1970-1980 years on natural environmental radioactivity level in China and the related tritium data are given.
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