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单词
propagation of long and very long wave in the ionosphere
释义
propagation of long and very long wave in the ionosphere
Encyclopedia
理学
电离层长波和超长波传播
释
propagation of long and very long wave in the ionosphere
电离层长波和超长波传播
电离层中,频率范围3~30千赫的长波段和30~300千赫的超长波段的传播。
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