
Guidelines for rivers and lakes happiness evaluation—Part 1: Rivers with a watershed area of 3000 km2 or less
NORM herausgegeben am 5.10.2025
Designation standards: GB/T 46336.1-2025
Note: Execute Date: may 2026
Publication date standards: 5.10.2025
Country: Chinese technical standard
Kategorie: Technische Normen GB