我国南方圩区土壤肥沃，水网密布，资源丰富。
The southern polder area of China has fertility soil, variegated rivers and plentiful natural resources.
鄱阳湖圩区的低洼农田，种植水稻的经济效益不高。
The profit gained from raising rice was not well on the low farm land.
合理确定圩区排涝模数对于降低涝灾损失有重要意义。
To reasonably determine drainage modulus is very important for decreasing logging loss in diked area.
由于城市排水计算排水流量与圩区排涝计算排涝流量在概念、方法上不尽相同。
The concepts and methods of the urban development departments and water conservancy departments used to reckon the drainage discharge are not completely in the same.
圩区设计排涝流量计算，对圩区的水安全，有效减免涝灾经济损失有着重要意义。
Calculating design drainage discharge have important significance for water safety and derating economic losses of waterlog in the polder areas.
圩区设计排涝流量的计算对圩区的水安全和有效减免涝灾经济损失有着重要意义。
Calculation of designed flood drainage flow rate has significant importance for water safety and effectively reduction of economic loss from water logging disaster in low-lying region.
本文应用系统分析理论，为圩区除涝系统最优规划提出了一种非线性规划数学模型。
Applying the theory of system analysis to optimal planning of drainage systems for preventing waterlogging, the authors propose a mathematical model of nonlinear programming.
建议采用自湖下游至湖上游的圩区滞洪启用次序，并对与滞洪需求相协调的圩区水土资源利用方式进行了初步研究。
Moreover, water and soil resource utilization forms, which coordinate with the requirements of flood detention, have also been studied in this paper.
某电厂位于长江南岸的长江大堤堤内圩区。属长江河漫滩地貌单元。厂区分布第四系冲积物及牛轭湖相沉积层， 基岩为第三系红层。
Some Power Plant was situated in dike area of the south bank of a Yangtse River, belong in valley flat geomorphic unit.
某电厂位于长江南岸的长江大堤堤内圩区。属长江河漫滩地貌单元。厂区分布第四系冲积物及牛轭湖相沉积层， 基岩为第三系红层。
Some Power Plant was situated in dike area of the south bank of a Yangtse River, belong in valley flat geomorphic unit.
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