ITU-T Q.45-1984
模拟国际交换的传输特性

TRANSMISSION CHARACTERISTICS OF AN ANALOGUE INTERNATIONAL EXCHANGE


标准号
ITU-T Q.45-1984
发布
1984年
发布单位
ITU-T - International Telecommunication Union/ITU Telcommunication Sector
 
 
Introduction For the purposes of this Recommendation@ an international exchange is a collection of equipment regarded as an entity by the Administration concerned. In the case of a...

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