目前全国最大、北京市第一个新建数字移动通信实验网签字５月５日，我局与芬兰诺基亚公司、美国摩托罗拉公司正式就新建数字移动通信实验网举行签字仪式。该实验网是北京建立蜂窝式移动通信系统以来，我局针对用户需求旺盛、市场广阔和不断扩大原有模拟移动通信网的形势下... At present, the country’s largest, Beijing’s first new digital mobile communications experimental network signed May 5, the Bureau and Nokia of Finland, the United States Motorola formally held a signing ceremony for the new digital mobile communications experimental network. The experimental network is established in Beijing since the cellular mobile communication system, the Bureau of strong demand for users, the market is vast and continue to expand the original analog mobile communication network situation ...