“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	Center for Civil Society in India Center for Creative Photography Center for Ecology and Hydrology Center for Excellence in Brain Science and Intelligence Technology Center for Excellence in Molecular Cell Sciences, Chinese Academy of Science Center for High Angular Resolution Astronomy center for higher education and research Center for International Forestry Research Center for Latin American Monetary Studies Center for Legal Assistance to Pollution Victims at China University of Political Science and Law center for reproductive medicine Center for Research Libraries Center for Studies of Information Resources, Wuhan University center for the performing arts Center for the Protection, Inheritance and Performance of Folk Culture and Art of Bobai County Center for the Studies of Latin America,Peking University Center for the Studies of Latin America，Nankai University center function centering centering machine centering rod centerless algebra centerless grinder centerless grinding centerless quadric curve

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。