“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	Cemetery at Jucun Cemetery at Lingyanghe Cemetery at Liutaizi Cemetery at Lutaishan Cemetery at Machengzi Cemetery at Majiayuan Cemetery at Nan Baoligaotu Cemetery at Non Nok Tha Cemetery at Pingpo Qujing Cemetery at Qiaobei Cemetery at Qingliangsi Cemetery at Shangma Cemetery at Shibeicun Cemetery at Shigushan Cemetery at Shijia Cemetery at Taerpo Cemetery at Taohongbala Cemetery at Tianhu Cemetery at Tianshan Beilu Cemetery at Waliu Cemetery at Wangjiawa Cemetery at Wuba Cemetery at Wusaoling Cemetery at Xianrentai Cemetery at Xiaohe

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