注：全市土地面积中含太湖、阳澄湖、淀山湖等大型湖泊水域面积，有关县级市土地面积中未包括。

Note: the land area of the whole municipality includes water area of Taihu Lake, Yangcheng Lake and Dianshan Lake, while those of county level cities does not.

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注：全市土地面积中含太湖、阳澄湖、淀山湖等大型湖泊水域面积，有关县级市土地面积中未包括。

Note: the land area of the whole municipality includes water area of Taihu Lake, Yangcheng Lake and Dianshan Lake, while those of county level cities do not.

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湖泊水域面积的减少是自然因素和人类活动综合作用的结果，围湖利用是湖泊水域面积减少的主要原因。

The results showed that:the total lake surface area in the mid lower reaches of the Yangtze River reduced about 2544.

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