“public switched telephone network，PSTN”的概念、定义、翻译、参考文献-科学参考

单词	public switched telephone network，PSTN
释义	public switched telephone network，PSTN Encyclopedia 工学公共交换电话网释 public switched telephone network，PSTN公共交换电话网由国家电信部门统一管控的，面向所有人使用的全球语音通信公共网络系统。工学通信系统释 public switched telephone network，PSTN公用交换电话网进行交互型话音通信、开放电话业务的公众网。是一种全球语音通信电路交换网络。
随便看	five-shu point five-shu points combination，five-shu points association five skills on irrigation five small projects five sounds and four mouth shapes Five Star Production five-step investigation interviewing method five steps to try a case Five-storied Pagoda five-striped blue-tailed skink Five Teachings And Ten Doctrines five techniques of needling five-tensor five-term exact sequence five-term relation Five Tigers Five-time Champion of Chinese Women Volleyball Team five tonal categories or five consonantal categories "Five Top Projects" Award five uniform management of electrical, electronic and electromechanical(EEE) parts Five Vehicles Five Vows Five Warriors on Langya Mountain Five wars of“Encirclement and suppression” of the Red Army Five-way Lions Dance

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