The Taihu lake plain region of Jiangsu province abounds with irrigation water resource and unobstructed drainage.
江苏太湖平原地区灌溉水源丰富，排水通畅，但由于年际水量分配不均，干旱仍时有发生。
As the terrain in plain region is flat, the topographical height difference for the drainage pipeline cannot be utilized so as to cause the pipelines in the lower reaches are buried too deeply.
平原地区由于地势平坦，排水管道往往无地形高差可以利用，造成下游管道埋深过大。
It is a key to control of soil salinization in Xinjiang plain irrigation area for implement of rational configure of water resources in drainage area.
实现流域水土资源合理配置，是新疆平原灌区土壤盐碱化治理的关键。
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