English translation for "电话交换中心"

telephone switching center

Similar Words：

"电话交换台" English translation, "电话交换台间" English translation, "电话交换网" English translation, "电话交换网络" English translation, "电话交换系统" English translation, "电话交换装置" English translation, "电话交际" English translation, "电话交谈" English translation, "电话交谈节目" English translation, "电话交易市场" English translation