“propagation of ultra short wave and microwave in the ionosphere”的概念、定义、翻译、参考文献-科学参考

单词	propagation of ultra short wave and microwave in the ionosphere
释义	propagation of ultra short wave and microwave in the ionosphere Encyclopedia 理学　　　电离层超短波和微波传播释 propagation of ultra short wave and microwave in the ionosphere电离层超短波和微波传播超短波的频率范围从30～300兆赫，300兆赫以上为微波波段。这两个波段的无线电波都将穿透电离层传播。
随便看	prestrain prestratification prestratified prestress pre-stress cementing prestressed prestressed anchor prestressed anchorage prestressed concrete prestressed concrete bridge prestressed concrete cylinder pipe prestressed concrete structure prestressed jack prestressed steel bar binding machine prestressedsteel heading prestressed steel tensioning machine prestressed strand prestressed structure prestressed tendons with anchors prestressed tendons with connectors prestressed wire prestressing prestressing technique prestressing tendon prestretching

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