Common Channel Signaling Network CCSN的意思|示意
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共通道信令网络CCSN
Common Channel Signaling Network CCSN的网络常见释义
共路信令网 ... 共路信令设备 Common-channel Signaling Equipment CSE 共路信令网 Common Channel Signaling Network CCSN 共鸣器 acoustic resonance device ...