“wave duct”的概念、定义、翻译、参考文献-科学参考

单词	wave duct
释义	wave duct [`wāv ´dǝkt] ^{ELECTROMAGNETISM} 1. Waveguide, with tubular boundaries, capable of concentrating the propagation of waves within its boundaries. 2. Natural duct, formed in air by atmospheric conditions, through which waves of certain frequencies travel with more than average efficiency.
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