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白鹤梁:“世界第一水文站”白鹤梁位于重庆市涪陵区城北江心处,因传说白鹤群聚梁上而得名。白鹤梁是一道天然石梁,长年沉没于江中,只有每年的冬春之交的低水位时,才有可能露出水面。唐广德元年(763年)前,长江水枯,时人在露出江面的石梁上镌刻了两尾石鱼,记录了当年最低水位线。
Baihe Liang: “World No.1 Hydrographic Station ” Baiheliang is located in the heart of the Chengbei Beijiang in Fuling District of Chongqing City, named for the legend of crane cluster beam. White crane beam is a natural stone beam, long years of sunk in the river, only the low water level at the turn of winter and spring each year, it is possible to reveal the water. Before the first year of Tang Guangde (763 years), the Yangtze River was watered down. Two people were engraved on the stone beam exposing the river, recording the lowest water line of the year.