irrigation canal system

例句：

1. 1.The irrigation canal system is crucial for maintaining the water table in the desert.
   灌溉渠道系统对于维护沙漠中的水层至关重要。
2. 2.The irrigation canal system helps farmers to irrigate their crops without relying on expensive groundwater pumps.
   灌溉渠道系统帮助农民无需依赖昂贵的地下水抽水泵来灌溉作物。
3. 3. The irrigation canal system was designed to distribute water evenly across the farmland, preventing waterlogging and soil erosion.
   灌溉渠道系统被设计用来均匀分配水资源，防止土地积水和侵蚀。