I.S. EN 61280-4-1:2004被替代
Fibre-optic Communication Subsystem Test Procedures - Part 4-1: Cable Plant And Links - Multimode Fibre-optic Cable Plant Attenuation Measurement
出版：National Standards Authority of Ireland
专家解读视频
Establishes preferred measurement principles and practices to assure that meaningful data describing the optical loss performance of installed cable plants can be obtained.
SN EN 61280-4-1:2004 - Identical
BS EN 61280-4-1:2004 - Identical
DIN EN 61280-4-1 (2004-12) - Identical
NF EN 61280-4-1:2004 - Identical
IEC 61280-4-1 Ed. 1.0 - Identical
SS EN 61280-4-1 Ed. 1 (2004) - Identical
