GB 51354-2019

Technical standard for operation,maintenance and safety management of urban utility tunnel

NORM herausgegeben am 13.2.2019

English, Chinesisch -
Elektronische PDF (1727.80 EUR)

The information about the standard:

Designation standards: GB 51354-2019
Publication date standards: 13.2.2019
Country: Chinese technical standard
Kategorie: Technische Normen GB