洪水风险图是反映不同频率的洪水发生时,某一区域可能遭受洪水淹没的范围和程度的地图。
Flood risk map reflect the different frequency flood and the scope and extent of a region likely to be flooded.
洪水风险图是反映不同频率的洪水发生时,某一区域可能遭受洪水淹没的范围和程度的地图。
Flood risk map reflect the different frequency flood and the scope and extent of a region likely to be flooded.
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