我国数据通信用户突破二百万据悉，截至４月底，我国数据通信用户数已突破２Ｏ０万户，而在７个月前，这一数字仅为１００万。专家预计，按目前的发展速度，到年底用户有望突破３００万。目前，覆盖全国的高效先进的多层次多业务公用数据通信网络平台已经建成，特别是高速... It is reported that over 2 million users of data communications in our country have reported that as of the end of April, the number of users of data communications in our country has exceeded 2 0 million. In the past 7 months, this number was only 1 million. Experts predict that at the current pace of development, by the end of the user is expected to exceed 3 million. At present, the nationwide efficient and advanced multi-level multi-service public data communication network platform has been completed, especially the high-speed ...