NS ETS 300 012:1993现行
Integrated Services Digital Network (isdn) - Basic User-network Interface - Layer 1 Specification And Test Principles
出版：Norwegian Standards (Norges Standardiseringsforbund)
专家解读视频
基本信息
标准编号： NS ETS 300 012:1993
标准类别：Standard
出版单位：Norwegian Standards (Norges Standardiseringsforbund)
标准页数：0
标准简介
93 AMD 2 97 [01/11/1997]93
标准备注
No Updates available on this standard, will be removed from the database after 3 months. (05/2008)
等同采用的国际标准
ETS 300 012 Ed.1 (1992) - Identical
