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

单词	ultrasonic logging
释义	ultrasonic logging Encyclopedia 理学声波测井释 ultrasonic logging超声波测井采用超声波频段（＞20千赫）的脉冲弹性波在井下进行的超声脉冲回波测量技术。
随便看	ecological controlling open space ecological conversion efficiency ecological corridor ecological countryside/ecological village/ecovillage ecological crisis ecological culture ecological culture county ecological damage ecological damage assessment technology of oil spill ecological damage prevention and control act ecological defence ecological deficit ecological degradation ecological degradation of the waterbody ecological design ecological disaster ecological disaster risk ecological disasters for Fisheries ecological displacement ecological distribution ecological diversion ecological diversity ecological diversity of water ecosystem ecological dredging ecological economics

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。