“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	Official's Salary (in Feudal Times) officials with families abroad officials within the ranks officials’ incentives official veterinarian official Website official working language officinal magnolia bark Off-job Training off-label drug use off line offline off-line analysis offline backup offline charging offline clothing market off-line composite off line data analysis off-line data analysis off-line electronic patrol system off-line encryption off-line equipment off-line fault detection offline handwriting recognition Off-line handwritten Chinese character recognition

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。