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.
作为世界上首批全自系统之一(也可以实间漫游),NMT系统在欧洲、亚洲和澳大利亚等也有应用。
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.
作为世界上首批全自系统之一(也可以实间漫游),NMT系统在欧洲、亚洲和澳大利亚等也有应用。
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