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围垦

出自维基百科,自由个百科全书

围垦又称围海造田,是指拉沿江河、沿湖或沿海个区域通过修筑堤坝(或海塘),再奈河水、湖水或海水排出,以取得可利用土地个一项工程方式;搭渠相对个,奈土砂或废弃物倒入海中则是“填海”,两者并弗等同。

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