GB/T 51242-2017

Code for engineering design of synchronous digital hierarchy(SDH)optical fiber transmission system

NORMA vydána dne 27.5.2017

Anglicky a čínsky -
Elektronické PDF (NA DOTAZ)

The information about the standard:

Designation standards: GB/T 51242-2017
Publication date standards: 27.5.2017
Country: Chinese technical standard
Kategorie: Technické normy GB