“ground gamma-ray surveying”的概念、定义、翻译、参考文献-科学参考

单词	ground gamma-ray surveying
释义	ground gamma-ray surveying Encyclopedia 理学伽马测量释 ground gamma-ray surveying地面伽马测量使用便携式伽马辐射仪（总量）或伽马能谱仪测量岩/矿石或土壤伽马射线总计数率或某些特征能量范围的伽马射线计数率，通过测定的铀、钍、钾天然放射性元素含量及其比值或总计数率差异，寻找放射性矿床，以及与铀、钍、钾共生或伴生非放射性矿产资源的天然放射性测量方法。又称徒步伽马测量。
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