The flood peak is higher, the flood volume is greater and the floodduration is longer.
洪水特点是峰高量大、持续时间长。
2
The total flood volume is reduced, the floodduration is prolonged, the peak flow is decreased dramatically, and the flood hydrograph is characterized by the rapid rise and mitigatory recession;
洪水总量减少，洪水历时延长，洪峰流量显著降低，洪水过程线表现为涨洪陡、落洪慢的特点；
3
With the features of long duration, suddenly happening and rising, the ice flood in the Yellow River sometimes cause more intensive calamity than that of storm flood.