“shortwave propagation”的概念、定义、翻译、参考文献-科学参考

单词	shortwave propagation
释义	shortwave propagation [`shȯrt`wāv ´präp·ǝ`gā·shǝn] ^{COMMUNICATIONS} Propagation of radio waves at frequencies in the range from about 1600 to 30,000 kilohertz.
随便看	Ormyridae Orneodidae ornithine ornithine cycle Ornithischia ornithology Ornithopoda Ornithorhynchidae ornithosis Ornstein-Uhlenbeck process orocline orocratic orogen orogene orogenesis orogenic belt orogenic cycle orogenic sediment orogenic unconformity orogeny orogeosyncline orograph oil tanker oil trap Oiluvium

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