“high-frequency backscattering”的概念、定义、翻译、参考文献-科学参考

单词	high-frequency backscattering
释义	high-frequency backscattering 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	daily load curve forecasting Daily Mail daily maintenance of information system daily mean Daily Mirror daily monitoring system of agricultural land daily motion Daily Movie Daily News Daily News Egypt Daily News of Shanghai Literary Society Daily News (Thailand) Daily operation plan of railway transportation enterprises daily peaking daily penalty daily public relations daily range daily rate daily regulation computation for hydropower station daily regulation pumped storage power station daily rhythm daily runoff Daily Sun Daily Times daily training plan

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