这里所说的水利枢纽指的是综合利用的、为多目标而开发的、以拦河筑坝为主体工程而形成巨大水库的水利工程。这种工程对国计民生影响极大,有很多优点,也有很多缺点。在建设之前,必须有考虑周到的、准确可靠的工程可行性论证,才能结合国民经济建设的大政 The water conservancy hub here refers to the comprehensive utilization of water resources projects that are developed for multiple purposes and form a huge reservoir with the dam and dam as its main components. This project has a great impact on the national economy and the people’s livelihood, has many advantages, but also has many shortcomings. Before the construction, we must have thoughtful, accurate and reliable feasibility of the project feasibility study in order to combine the great cause of national economic construction