DB34/T 4442.1-2023
Coal Mine Water Hazard Prevention Part 1: Roof Water Hazard Prevention (English Version)
- Standard No.
- DB34/T 4442.1-2023
- Language
- Chinese, Available in English version
- Release Date
- 2023
- Published By
- Anhui Provincial Standard of the People's Republic of China
- Latest
- DB34/T 4442.1-2023
DB34/T 4442.1-2023 history
- 2023 DB34/T 4442.1-2023 Coal Mine Water Hazard Prevention Part 1: Roof Water Hazard Prevention
