“density logging”的概念、定义、翻译、参考文献-科学参考

单词	density logging
释义	density logging Encyclopedia 理学放射性测井释 density logging密度测井利用伽马源放出的伽马射线与地层物质发生光电效应和康普顿散射作用，通过探测散射伽马能谱及计数来确定地层岩性和密度的测井方法。
随便看	fourth generation fourth generation, 4G fourth generation computer Fourth Generation Directors fourth generation evaluation fourth generation language fourth generation language, 4GL fourth generation of nuclear reactors fourth group isomorphism theorem fourth harmonic point fourth law for powers Fourth Master of Chosun Dynasty fourth mathematical theorem of quantum mechanics Fourth National Congress of Chinese Nationalist Party Fourth National Congress of Communist Party of China fourth normal form fourth normal form, 4NF Fourth party logistics，4PL Fourth Plenary Session of Nineteenth CPC Central Committee Fourth Plenary Session of Sixth CPC Central Committee Fourth Plenary Session of Thirteenth Central Committee of CPC fourth proportional fourth quadrant Four Three Plan fourth ring isomorphism theorem

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