水文站网是收集水文资料的基地,反映了水文工作的战略布局。全国按统一的规划原则和技术标准布设一定数量的测站,进行长时期的观测,取得代表一定地区水文规律的水文资料,为水利水电建设、管理、防汛、调度及其它国民经济部门服务。水文站网包括水位站、流量站、雨量站、实验站等各类基本站点。 Hydrographic network is the base for collecting hydrological data and reflects the strategic layout of hydrological work. Nationwide, a certain number of stations have been laid out according to unified planning principles and technical standards for long-term observation and hydrological data representing hydrological laws in certain areas have been obtained to serve the construction, management, flood control, dispatch and other departments of national economy of hydropower stations. Hydrographic station network, including water stations, traffic stations, rainfall stations, experimental stations and other basic types of sites.