永嘉溪口李氏大屋现有建筑始建于明代晚期,并历经了一个分期建造的过程,时间跨度从明晚期一直延续到清中期,代表了楠溪江民居的建筑技术水平,它与李氏主人及设计者具有较高的文化素养有关,也与溪口村悠久的历史文化紧密相关。院内的明代净水池是目前我国发现最早的水处理净化工程,为研究古代水处理工艺和建筑工程技术提供了重要资料,对研究我国古代科技史和建筑史具有重要意义。 Yongjia Xikou Lee's house was built in the late Ming Dynasty building, and after a phased construction process, the time span from the late until the mid-Qing Dynasty, represents the Nanxi River residential construction technology level, it and Lee's The owner and designer have a high cultural literacy, but also with the long history of Xikou village closely related. The hospital net pool in the Ming Dynasty is the earliest water purification project found in our country, which provides important information for the study of ancient water treatment technology and construction engineering technology, which is of great significance for the study of the history of science and technology and architecture in ancient China.