DB41/T 1971-2020
Specifications for design and installation of protection devices for automatic groundwater monitoring wells (English Version)
- Standard No.
- DB41/T 1971-2020
- Language
- Chinese, Available in English version
- Release Date
- 2020
- Published By
- Henan Provincial Standard of the People's Republic of China
- Latest
- DB41/T 1971-2020
DB41/T 1971-2020 history
- 2020 DB41/T 1971-2020 Specifications for design and installation of protection devices for automatic groundwater monitoring wells
