“密度测井仪”的概念、定义、翻译、参考文献-科学参考

单词	密度测井仪
释义	密度测井仪 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	construction survey construction survey for shaft sinking construction technological innovation and management construction technology of earthwork engineering in ancient China construction technology of port hydraulic buildings construction technology of stone works in ancient China construction theory of functions construction transportation construction unit construction ventilation construction waste residue construction wet lay nonwoven construction winches construction with ruler and compasses construction worker construction work zone constructive constructive analysis constructive arithmetic constructive calculus constructive cost model constructive definition constructive definition of the Denjoy integral constructive dilemma constructive existence proof

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。