“时频电磁法”的概念、定义、翻译、参考文献-科学参考

单词	时频电磁法
释义	时频电磁法 Encyclopedia 理学频率域电磁法释 time-frequency electromagnetic method;TFEM时频电磁法通过同时在频率域和时间域观测研究人工向大地激发的电磁场随空间分布及变化的规律，达到探测地下电性异常体的电法勘探方法。是可控源电磁法的一种。又称时间域和频率域电磁一体化测深法。
随便看	proportional sampling proportional selection proportional sequence proportional stratified sampling proportional subclass number proportional trapping proportional valve proportional variable proportion by addition proportion by addition and subtraction proportion by alternation proportion by subtraction proportioner proportion of nonconforming items proportion of piped onto premises proportion of soil erosion control proportion of wind and solar power generation in electricity production proportion relationship between accumulation and consumption proportion relationship between two-major parts of social production proportion with equal means proposal proposals for the integrated logistics support of aircraft materiel proposed intake proposed ruling proposed solutions to engineering problems

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。