A mathematical model of 2-dimension tide current is formed according to the bata observed in Pinqing Lake at Sawi harbour .
根据野外观测资料建立起汕尾港品清湖的二维潮流数学模型。
2
Lake surrounded by mountains, beautiful scenery, winding shore, the formation of many Peninsula and Harbour.
湖为群山环抱，景色秀丽，湖岸蜿蜒曲折，形成许多半岛和港湾。
3
After reclamation in 1971, Yundang Harbour in Xiamen become an inner lake without seawater exchange any more and started to accumulate organic pollutants and heavy metals.