PN ETS 300 052-4-2005 标准详情
- 标准号：PN ETS 300 052-4-2005
- 中文标题：
- 英文标题：Integrated Services Digital Network (isdn) - Multiple Subscriber Number (msn) Supplementary Service - Digital Subscriber Signalling System No. One (dss1) Protocol - Part 4: Abstract Test Suite (ats) And Partial Protocol Implementation Extra Informati
- 标准类别：波兰标准PN
- 发布日期：
