DB44/T 1796.4-2020 Specifications for the Construction of Emergency Early Warning Information Release Center Part 4: Data Specifications for Early Warning Information (English Version)
Guangdong Provincial Standard of the People's Republic of China
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DB44/T 1796.4-2020
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2020DB44/T 1796.4-2020 Specifications for the Construction of Emergency Early Warning Information Release Center Part 4: Data Specifications for Early Warning Information