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1概述1．1基本情况巴家嘴水库位于甘肃省庆阳地区经河支流的浦河中游，距西峰市16km，1962年建成，为土石坝。水库控制流域面积3522km‘，库容4．95亿m‘，是一座具有防洪、灌溉、发电作用的大型水利工程。运行过程中由于库内淤积严重，为增大库容，1964年、1972年对大坝进行了
1 General 1.1 Basic Conditions Bazijiai Reservoir is located in the middle reaches of the Puhe River, a tributary of the Qingyang area in Gansu Province. It is 16km away from Xifeng City and was built in 1962 as an earth-rock dam. Reservoir control basin area of 3522km ’, storage capacity of 495 million m’, is a flood control, irrigation, power generation of large-scale water conservancy project. During the operation due to siltation in the reservoir, in order to increase the storage capacity, the dam was carried out in 1964 and 1972