The magnitude and extent of damage caused by a dam break to the downstream area depends heavily on the dam breaking rate and degree,which determines the flow discharge through the breach and its spreading speed in the downstream valley.
英
美
- 大壩潰決的速度和程度很大程度上決定了潰壩洪水波的大小及其傳播速度 ,繼而對下游受災程度和范圍產(chǎn)生巨大影響。