很久以前，底格里斯河上就建造了一个大水坝，伊拉克还建筑了很多水渠灌溉田地。
There was another across the River Tigris very long ago, and large number of irrigation canals were made in Iraq to irrigate the land.
关中平原的渠灌区地下水位上升是普遍现象，严重时会造成一系列环境水文地质问题。
An ascendant of groundwater levels in Guanzhong Irrigation Area is a common phenomenon, which can be severe and then result in a series of environmental-hydrogeological problems.
县境位于河北平原，光热充足，地下水丰富，利于井灌，又有石津渠灌溉之利，农业发达。
County is located in Hebei Plain, light and heat sufficient underground water is rich in beneficial irrigation, another benefit Shijin irrigation drainage and agriculture is developed.
县境位于河北平原，光热充足，地下水丰富，利于井灌，又有石津渠灌溉之利，农业发达。
County is located in Hebei Plain, light and heat sufficient underground water is rich in beneficial irrigation, another benefit Shijin irrigation drainage and agriculture is developed.
应用推荐