GB/T 20480-2017
AbolishedClassification of sand and dust weather
沙尘天气等级
Application Summary AI generated
GB/T 20480-2017 defines the classification criteria for sand and dust weather events based on visibility and wind speed. It is applied in meteorology and environmental monitoring across China to standardize the grading of dust storms, floating dust, and blowing sand. This standard supports weather forecasting, disaster warning systems, and public health advisories by providing a consistent framework for assessing the severity of sand and dust conditions.
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