flood invt.涌进(流进)floodv.淹没；充满n.洪水flood hazard intensity洪水灾害危险性flood-drought hazard水旱灾害flood damage intensity水灾灾度flooding fine particle溢流微粒flood season rainstorm汛期暴雨flood pmtection system防洪工程体系flood control planning防洪规划flood-depth of river河流的洪水深度flood-pot experiment注水实验flood control projects防洪工程