DIN EN 60794-5-20:2015现行
Optical Fibre Cables - Part 5-20: Family Specification - Outdoor Microduct Fibre Units, Microducts And Protected Microducts For Installation By Blowing (Iec 60794-5-20:2014)
出版：Verband Deutscher Elektrotechniker
专家解读视频
2015 [01/05/2015]
Supersedes DIN IEC 60794-5-20. (05/2015)
EN 60794-5-20:2014 - Identical
VDE 0888-520 : 2015 - Corresponds
EN 60794-5-20 : 2014 - Identical
IEC 60794-5-20 : 1ED 2014 - Identical
VDE 0888-520 : 2015 - Corresponds
