短語(yǔ)詞組短語(yǔ)packet -circuit Pacuit 封包與專(zhuān)線混合packet circuit multiplication equipment 分組電路倍增設(shè)備packet circuit identity code 分組電路標(biāo)識(shí)碼Packet switching vs circuit switching 包交換技術(shù)與線路交換技術(shù)Packet Circuit Identity Code PCIC 分組電路標(biāo)識(shí)碼Packet -Switched Virtual Circuit 包交換Circuit and Packet Switching 電路和分組交換 返回 packet circuit