“open-delivery boot”的概念、定义、翻译、参考文献-科学参考

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单词	open-delivery boot
释义	open-delivery boot 开式输种开沟器
随便看	voice-frequency repeater voice-frequency ringing voice-frequency sender voice-frequency signalling voice frequency signalling current voice frequency telegraph voice-frequency telegraph system voice frequency terminal equipment voice frequency terminating equipment bay voice frequency (VF) voice grade voice-grade channel voice grade channel voice grade circuit voicegram voice input voice interruption priority system voice line voice modulation voice-operated control voice-operated device voice-operated device antisinging voice-operated gain-adjusting device voice-operated gain adjusting device voice operated gain adjusting device