“omnidirectional radio beacon (ORB)”的概念、定义、翻译、参考文献-科学参考

单词	omnidirectional radio beacon (ORB)
释义	omnidirectional radio beacon (ORB) 全向无线电信标
随便看	firing box firing button firing cable firing chamber firing characteristic firing circuit firing current firing data firing delay firing equipment firing failure firing game firing gear firing hammer firing hole firing interval firing jack firing key firing lanyard firing level firing lock firing machine firing mechanism firing order firing pin

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