After that figure out the method and details of flood risk map making system.
然后提出洪水风险图制作的方法和步骤。
This is very old, and we can't risk compromising the map.
这个非常古老，我们不能冒险破坏地图。
Isoline map of comprehensive index of seismic risk for the studied area.
图2研究区内综合危险指标等值线图fig。
Isoline map of comprehensive index of seismic risk for the studied area.
图2研究区内综合危险指标等值线图fig。
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