我国地处太平洋西部。濒临的渤、黄、东、南四海疆域辽阔,总面积约四百万平方公里。从鸭绿江口至北仑河口,海岸线长达一万八千多公里,大小岛屿约五千余个。万里海疆,时而碧波荡漾,绚丽多彩;时而巨浪翻滚,奔流不息。这些变幻莫测的海浪既能造成巨 Our country is located in the western part of the Pacific Ocean. On the verge of Bohai, Yellow, East, South all over the vast territory, with a total area of ​​about four million square kilometers. From the Yalu River estuary to the Beilun estuary, the coastline amounts to more than 18,000 kilometers and about 5,000 islands in size and size. Miles of the sea, sometimes rippling waves, colorful; sometimes huge waves rolling, steady flow. These unpredictable waves can cause huge