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宁夏平原位于黄河中游,总面积7504平方公里(不含黄河水面面积),著名的青铜峡使其分为两部分:青铜峡之上为卫宁平原,面积792平方公里;青铜峡之下为银川平原,面积6712平方公里。黄河流贯其间,长约388公里。周边为山地、丘陵和台地。银川平原和卫宁平原均为断陷盆地,也是两个最富水的各成系统的第四系储水盆地,但分别为成生时期不同的新华夏系、东西向构造所控制。第四纪以来由于沉陷速度的
Ningxia Plain is located in the middle reaches of the Yellow River, with a total area of 7504 square kilometers (excluding the Yellow River surface area), the famous Qingtongxia to be divided into two parts: Wei Ningning Qingyuan above the plain, an area of 792 square kilometers; Qingtongxia Yinchuan Plain, an area of 6712 square kilometers. The Yellow River runs through it, about 388 km long. Surrounding hills, hills and terraces. The Yinchuan Plain and Wei-Ning Plain are both fault-broken basins and Quaternary reservoirs of the two most water-rich systems, but are controlled by the Neo-Cathaysian and East-West structures during the generative period. Since the Quaternary sedimentation rate