Water level observation
Water level observation, Total:4 items.
The international standard classification for "Water level observation" includes: Astronomy. Geodesy. Geography , Measurement of fluid flow .
The Chinese standard classification for "Water level observation" includes: Engineering hydrology .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GBJ 138-1990 Standards for water level observation
- GB/T 50138-2010 Standard for stage observation
Qinghai Provincial Standard of the People's Republic of China
- DB63/T 2107-2023 Water level observation and self-recording water level gauge comparison measurement procedures
Professional Standard - Water Conservancy
- SL 384-2007 Technical standard for stage observation platform
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