论文部分内容阅读
黑龙江省江河纵横,流域面积50平方公里以上河流1918条,河道总长5.1万公里.大型河流4条,中型河流18条,有防洪任务的小型河流161条。全省现有堤防11827.97公里,保护着哈尔滨、齐齐哈尔、佳木斯、牡丹江等县级以上城市96个,乡镇村屯4983个,人口1138.84万人,耕地2731.84万亩,先后战胜了1998年嫩江、松花江发生的百年不遇的特大洪水,以低标准堤防
There are 1918 rivers above the 50-square-kilometer river basin in Heilongjiang Province, with a total length of 51,000 kilometers, 4 large-sized rivers, 18 medium-sized rivers and 161 small-sized rivers with flood control tasks. The province’s existing embankment 11827.97 km, protecting Harbin, Qiqihar, Jiamusi, Mudanjiang and other cities at or above the county level 96, township village 4983, population 11,388,400 people, 27,318,400 acres of arable land, has defeated the Nen River in 1998, the Songhua River Occurrence of extraordinary floods in a century, with a low standard embankment