I.S. I-ETS 300 003-1992 标准详情
- 标准号:I.S. I-ETS 300 003-1992
- 中文标题:
- 英文标题:Business Telecommunications (bt); Transmission Characteristics Of Digital - Private Automatic Branch Exchanges (pabxs)
- 标准类别:爱尔兰国家标准I.S.
- 发布日期:
Deals with the transmission properties of digital PABX-Systems to be connected to the public switched telephone network (PSTN), for PABX-Systems which have Digital Test Points.
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