“environmental radioactivity level investigation”的概念、定义、翻译、参考文献-科学参考

单词	environmental radioactivity level investigation
释义	environmental radioactivity level investigation Encyclopedia 工学辐射环境调查释 environmental radioactivity level investigation辐射环境调查为某种目的，对指定范围内的放射性水平进行测量分析和为评价目的对其他相关资料进行收集的活动。又称环境放射性水平调查、环境放射性背景调查。
随便看	reference element reference ellipsoid reference-ellipsoid-centric coordinate system reference epoch reference extractive reference family reference frame reference frame of center of masses reference frequency standard reference frequency synthesizer reference great circle reference group Reference Guide for Books reference input reference interaction site model reference leak reference level reference light reference line reference material reference material (RM) Reference Materials for Printing Movable Type Research Reference Materials for Teaching Chinese Archival History reference materials of geoanalysis reference materials of lipid

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