“density logging device”的概念、定义、翻译、参考文献-科学参考

单词	density logging device
释义	density logging device Encyclopedia 工学中子测井仪释 density logging device密度测井仪以伽马射线与地层相互作用为基础，利用同位素伽马源向地层辐射伽马射线，在一定源距外探测各种散射伽马射线，以测定地层密度的核测井仪器。又称散射伽马能谱测井仪。
随便看	law of least action law of legacy law of limiting factor law of logarithms law of logic law of marine resources law of mass action law of mass conservation Law of Military Ranks of Song Dynasty law of motion law of multiple proportions law of multiplication law of nations law of nature law of negating law of negating a conjunction law of negating a disjunction law of negating an equivalence law of negating an implication law of neutrality law of parity conservation law of partial pressure law of partial volume law of partial volume of mixed perfect gas law of personality

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。