GB/T 34304-2017
ActiveWarning grade of hail suppression operation
人工防雹作业预警等级
Application Summary AI generated
This standard defines the classification and criteria for warning levels in hail suppression operations, specifying the meteorological conditions and operational thresholds that trigger each grade. It is applied by weather modification agencies and civil aviation authorities in China to guide the timing and intensity of cloud seeding or other hail mitigation activities. The standard ensures standardized decision-making during severe weather events to minimize crop damage and property loss.
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