inverted nine-spot water flooding pattern

例句：

1. 1. The inverted nine-spot water flooding patternis a significant factor in flood control.
   倒置的九点水淹没模式是洪水控制的一个关键因素。
2. 2. The city's drainage system wasdesigned to prevent the inverted nine-spot water flooding pattern.
   城市的排水系统被设计来防止倒置的九点水淹没模式。
3. 3. The engineers were tasked with identifying and mitigating the inverted nine-spot water flooding pattern.
   工程师们被指派去识别并减轻倒置的九点水淹没模式。