论文部分内容阅读
一、陕西省水能资源与水电建设的前景 (一)陕西省水能资源情况 陕西省地处我国中部偏北,周围与七个省(区)相邻,全省有10个地、市、100个县(市)、2523个公社,总人口2831万人,其中农业人口2380万人。我省南北长871公里,东西最宽处约430公里,全省总面积20.56万平方公里,80％以上为山丘、高原。最高为秦岭海拔高程3763米;最低为汉江流域的白河县,县城的海拔高程190米。我省地形、地貌复杂多样,地区差异显著。秦岭横贯我省中部,为黄河、长江两大流域的分水岭,也是我国南北气候的分界线。秦岭以北为黄河流域的陕北黄土高原区和关中盆地,气候干燥,降雨量比较少;秦
I. Prospects for Hydropower Resources and Hydropower Construction in Shaanxi Province (I) Hydropower Resources Situation in Shaanxi Province Shaanxi Province is located in the north of central China and is adjacent to seven provinces (regions) in the vicinity. There are 10 prefectures, 100 counties (cities), 2523 communes, the total population of 28310000 people, of which agricultural population of 23800000 people. The province is 871 kilometers long from north to south, the widest thing about 430 kilometers, the province’s total area of 205,600 square kilometers, more than 80% for the hills, plateau. Up to an elevation of 3763 meters Qinling; the lowest for the Han River basin Baihe County, the county elevation of 190 meters. The topography and topography in our province are complex and diverse, with significant regional differences. The Qinling Mountains run through the central part of our province as the watershed between the two major drainage areas of the Yellow River and the Yangtze River. It is also the dividing line between China’s northern and southern climates. The north of the Qinling Mountains is the Yellow Loess Plateau and the Guanzhong Basin in the Yellow River basin with dry climate and relatively few rainfall. Qin