English translation for "用户交换设备"

exchange plant

Similar Words：

"用户交互式分析" English translation, "用户交换机" English translation, "用户交换机,专用交换机,小交换机" English translation, "用户交换机计费系统" English translation, "用户交换机计费系统,专用通话计费系统" English translation, "用户交换台" English translation, "用户交换网络" English translation, "用户交换系统" English translation, "用户交流网" English translation, "用户接点" English translation