English translation for "数字交换区"

digital exchange area

Similar Words：

"数字交换机, 分布式系统环境" English translation, "数字交换矩阵" English translation, "数字交换连接" English translation, "数字交换模块" English translation, "数字交换能力" English translation, "数字交换实验程序" English translation, "数字交换网路" English translation, "数字交换网络" English translation, "数字交换系统" English translation, "数字交换线路" English translation