“高频返回散射”的概念、定义、翻译、参考文献-科学参考

单词	高频返回散射
释义	高频返回散射 Encyclopedia 工学短波传播释 high-frequency backscattering高频返回散射斜向入射到电离层的高频段（3～30兆赫）无线电波，经电离层反射（可能多次）后因地面地形不平坦和电气不均匀性而向四面八方散射的现象。其中一小部分电波能量沿相反方向（路径可与以前相同或不同），由电离层反射折回到地面电波发射点。
随便看	one dimensional projective space one-dimensional projective space one-dimensional projective transformation one-dimensional ring one-dimensional scaling one-dimensional scheme one-dimensional shift one-dimensional simplex one-dimensional space one dimensional structure one-dimensional structure one-dimensional subspace one-dimensional synthesis one-dimensional system one dimensional time dependent cloud model one dimension semiconductor one-dimension semiconductor One-Dime Series one-D NMR logging One Dragon one electron approximation one-electron approximation one electron bond one electron model one-electron model

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。