NBN ETS 300 417 2-1-1997 标准详情
- 标准号：NBN ETS 300 417 2-1-1997
- 中文标题：
- 英文标题：Transmission And Multiplexing (tm); Generic Requirements Of Transport Functionality Of Equipment - Part 2-1: Synchronous Digital Hierarchy (sdh) And Plesiochronous Digital Hierarchy (pdh) Physical Section Layer Functions
- 标准类别：比利时标准NBN
- 发布日期：
