GB/T 51439-2021

(Urban pedestrian and bicycle transportation system planning standards)

NORMA vydána dne 9.4.2021

Anglicky a čínsky -
Elektronické PDF (33207.10 CZK)

The information about the standard:

Designation standards: GB/T 51439-2021
Publication date standards: 9.4.2021
Country: Chinese technical standard
Kategorie: Technické normy GB