At first, plain river network region and its hydrologic characteristics and the current situation of design water research are elaborated.
论文首先阐述了平原河网地区及其水文特性，以及该地区设计水位计算的研究现状。
Eastern Zhejiang Province is a part of the Yangtzer river Delta economic region. The water quality of river network is bad commonly in Xiaoshaoning Plain.
浙东地区位于长江三角洲经济区的杭州湾南岸，而且其中的萧绍宁平原河网水质普遍较差。
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