“portable γ-ray multi-channel spectrometer”的概念、定义、翻译、参考文献-科学参考

单词	portable γ-ray multi-channel spectrometer
释义	portable γ-ray multi-channel spectrometer Encyclopedia 工学天然放射性勘查仪器释 portable γ-ray multi-channel spectrometer便携式γ射线多道能谱仪利用天然放射性核素的γ辐射与探测器核外电子的作用所产生的光电效应、康普顿散射，采用较高分辨率的探测器、多道脉冲幅度分析器，同时分别记录多个不同能量入射γ射线强度的便携式仪器。通常为256～16k道谱仪，主要应用于地质勘查、环境监测、核医学、核安全监测等领域。
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