The validity of this model is proved by a case study of a typical polder area in Datong lake.

通过大通湖典型圩垸的实例计算，验证了这一模型和解法的有效性和优越性。

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Situated among Datong, Sun and Moon, and South Qinghai mountains, the lake is in the northeastern part of Qinghai Province.

位于青海省东北部的大通山、日月山、青海南山之间。

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