“H.248协议”的概念、定义、翻译、参考文献-科学参考

单词	H.248协议
释义	H.248协议 Encyclopedia 工学【软交换协议】释 H.248 protocolH.248协议用于连接公用电话交换网（public switched telephone network，PSTN）与互联网协议（internet protocol，IP）网络，使语音、传真和多媒体信号在PSTN与IP网络之间进行交换的协议。
随便看	density distribution density domain density drift instability density estimate density estimation density estimator density evolution density excess density-exposure curve density family density flow density fluctuation density fluctuation and correlation near critical point density function density functional approximation density functional based tight binding density-functional based tight-binding density functional method density functional perturbation theory density functional perturbation theory, DFPT density functional theory density functional theory, DFT density function theory for polymer density gauge density gauge survey

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