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介绍气象干旱综合指数CI的计算方法和怎样用综合指数CI来确定气象干旱等级。指出气象干旱预警信号发布、变更及解除标准,说明整个气象干旱预警信号发布解除流程。
Describe the method of calculating the meteorological drought index CI and how to use the composite index CI to determine the meteorological drought level. Pointed out meteorological drought warning signal release, change and release standards, indicating the release of the entire meteorological drought warning signal release process.