《水经注》是一部写河流系统的古代历史名著。它记载了每条河流的发源、流向、途径郡县乡镇及历史遗迹,又经历代学者的多方印证核实,条理分明,成为一部涉及历史、地理考古、水利、语言文字、民族等方面的重要典籍。历代学者对它进行研究,逐渐形成了专门的学问——郦学,涌现出一大批专家,写出了大量的专著。尤其因清代乾隆年间全祖望、赵一 Shui Jing Zhu is an ancient historical masterpiece that wrote the river system. It records the origins, flows, routes of counties and towns, and historical sites of each river. It also undergoes multi-factor verification and verification by the scholar to make it clear that it has become an important issue in history, geography, water conservancy, languages, ethnic groups, etc. Book. Ancient scholars to study it, and gradually formed a special knowledge - science, emerged a large number of experts, wrote a large number of monographs. In particular, all the ancestors of Qianlong during the Qing Dynasty, Zhao a