Chinese translation for "电路交换语言业务"

circuit-switched voice service

Similar Words：

"电路交换数字网络" Chinese translation, "电路交换网" Chinese translation, "电路交换网络" Chinese translation, "电路交换延迟" Chinese translation, "电路交换业务" Chinese translation, "电路交换域" Chinese translation, "电路交换站" Chinese translation, "电路交换制" Chinese translation, "电路交换中心" Chinese translation, "电路教学网站" Chinese translation