dujiangyan irrigation system meaning in English

宝瓶口
都江堰
都江鱼嘴

Mount qincheng and the dujiangyan irrigation system
青城山都江堰
As one of the three main parts of the dujiangyan irrigation system , it controls the water that flows into the baopingkou water inlet and discharges flood and sand with its top graphical feature
巧妙利用河道地形的泄洪排沙工程，为控制内江进水量的关键所在，是都江堰渠首工程三大主体之一。