DB22/T 3246-2021
Management Specifications for Study Tour Bases (English Version)
- Standard No.
- DB22/T 3246-2021
- Language
- Chinese, Available in English version
- Release Date
- 2021
- Published By
- Jilin Provincial Standard of the People's Republic of China
- Latest
- DB22/T 3246-2021
DB22/T 3246-2021 history
- 2021 DB22/T 3246-2021 Management Specifications for Study Tour Bases
