“directional gamma-ray radiometer”的概念、定义、翻译、参考文献-科学参考

单词	directional gamma-ray radiometer
释义	directional gamma-ray radiometer Encyclopedia 理学放射性勘探测量仪器释 directional gamma-ray radiometer伽马定向辐射仪在放射性勘探与开采中探槽、坑道、采场等勘采工程的岩矿石露头上测量伽马射线能量与强度，并直接确定铀矿石品位与矿体厚度的仪器。
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