GB/T 21987-2008
AbolishedGrades of cold wave
寒潮等级
Application Summary AI generated
GB/T 21987-2008 defines the classification criteria for cold wave events based on temperature drop range and duration. It is applied in meteorological monitoring and early warning systems across China to standardize the grading of cold waves for disaster prevention and public safety communication. The standard supports weather forecasting agencies in issuing consistent alerts and helps industries like agriculture, transportation, and energy management assess and respond to cold wave impacts.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.