自从群众性水利工程和水土保持工作大规模开展以来,估计这些措施对水文情况的影响是当前在水文工作方面最迫切的任务之一,特别是在“蓄水为主,小型为主,群办为主”的正确治水方针下,对小型工程效益的估计也关系着大河流域治理和开发中的原则和具体规划问题。如何估计群众性水利建设和水土保持措施对水文 Since mass water conservancy projects and soil and water conservation efforts have been carried out on a large scale, it is one of the most urgent tasks in the area of ​​hydrological work to estimate the hydrological impact of these measures. Especially in the areas of "water storage, small-scale and mass organizations Based on the principle of correct water management, the estimation of the benefit of small-scale projects is also related to the principles and specific planning issues in the management and development of large river basins. How to Estimate Massive Water Conservancy Construction and Soil and Water Conservation Measures to Hydrology