短語(yǔ)詞組短語(yǔ)gamma -ray spectrometry in borehole [油氣]井中伽馬能譜測(cè)量low background gamma -spectrometry 低本底γ譜儀airborne gamma -ray spectrometry [核]航空伽瑪能譜測(cè)量;航空γ能譜測(cè)量capture gamma -ray spectrometry 俘獲伽馬射線能譜測(cè)量ground gamma -ray spectrometry [核]地麪伽瑪能譜測(cè)量natural gamma -gamma spectrometry 天然γγ能譜測(cè)量car -borne gamma-ray spectrometry [核]汽車伽瑪能譜測(cè)量 返回 gamma-spectrometry