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本研究以遥感信息为主要资料,对封闭的水文地质单元──岱海流域的水文下垫面类型进行目视解译分析,结合少量实测资料,根据水文学相似性质原理进行计算分区和水资源量计算。在地表径流量计算中,用降水量P与最大可能损失量E建立相关关系。在P<650mm的北方地区,P与E的线性关系较好,其相关系数为0.9左右,不同类型区只是斜率和截距不同。
In this study, remote sensing information was used as the main data to visualize and interpret the closed hydrological geology unit - the hydrological underlying surface type in the Daihai River Basin. Based on the small amount of measured data and the calculation of zoning and water resources according to the similarity principle of hydrology Calculation. In the surface runoff calculation, the correlation between precipitation P and the maximum possible loss E is established. In the north of P <650mm, the linear relationship between P and E is good, with a correlation coefficient of about 0.9. Different types of zones have only different slopes and intercepts.