However GSM proved to be a very attractive technology for mobile communications and, since the launce in Europe, GSM has evolved to more or less a global standard.

作为世界上首批全之一（它也可以实现国家间漫游），NMT在欧洲、亚洲和澳大利亚等国家也有应用。

This article introduces the choice of the wireless location system , including the location system based on the mobile station and the network ,and the location system of commixture .

介绍了中无线定位的选择,包括基于移台的定位、基于网络的定位以及混合定位。