GB/T 1920-1980
Abolished
GB/T 20486-2017
Active
National standards
GB/T 20486-2017 Grade of valley area precipitation
GB/T 20486-2017 Grade of valley area precipitation
Basic Information
Standard Code:
GB/T 20486-2017
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Meteorology
ICS Name:
Geology, meteorology, and hydrology
Publish Date:
2017-05-12
Implement Date:
2017-12-01
Pages:
9 pages
Scope
This standard specifies the grading of surface rainfall in river basins and the calculation method, etc. This standard is applicable to the monitoring, forecasting, service, and other operations related to surface rainfall in river basins, as well as scientific research in this field.
Development Information
Replace the following standards
Related Standards
GB/T 958-1989
Replaced
GB/T 958-1989 Geological symbols used for regional geological maps (1:50000)
GB/T 11615-1989
Replaced
GB/T 11615-1989 Geologic exploration standard of geothermal resources
GB/T 12329-1990
Active
GB/T 12329-1990 Karst geology terminology
GB/T 12745-1991
Replaced
GB/T 12745-1991 Static penetrometer
GB/T 12746-1991
Replaced