0前言水文核心价值体系是以社会主义核心价值观为根本,以公益服务为基本价值取向,以“求实、团结、进取、奉献”的水文行业精神为主要内容的核心价值体系,是水文事业持久发展的精神动力和行动指南。它是一代又一代水文人在水文事业艰难曲折的发展进程中,用青春、热血和汗水积累起来的宝贵精神财富,照亮了水文事业发展前进的道路,激励着一代代水文人奋斗进取。当今,世情、国情发生深刻变化,日益突出的“四水”问题对水文监测服务提出了更高的要求,快速发展的水文站网与人员不 0 Preface The hydrological core value system is the core value system whose main content is the socialist core values, the public service as the basic value orientation and the “realistic, united, progressive and dedication” hydrological profession as the core content of hydrological undertakings Sustainable development of spiritual motivation and action guide. It is a precious spiritual asset accumulated by youth, blood and sweat in hydrological undertakings during the difficult and tortuous development of hydrological undertakings. It is a bright fountain of wealth that has illuminated the progress of hydrological undertakings and inspired the generations of hydrologists to strive for progress. Today, the situation in the world is undergoing profound changes. The increasingly prominent issue of “four water” puts forward higher requirements on hydrological monitoring services. The rapid development of hydrological stations and personnel does not require