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西沙群岛的自然地理概况西沙群岛地处南中国海的中西部,位于北纬15度47分至17度零8分、东经110度10分至112度55分的海南岛东南的大陆坡上,背靠大陆,以永兴岛为基点,北距榆林港182海里,西距越南岘港242海里,东距菲律宾马尼拉525海里,南距南沙永暑礁444海里,属海南省。群岛由40个已经命名的岛、洲、礁、滩组成,其中珊瑚岛屿22个,沙洲7个,总面积约8平方千米。
The naturalisation of the Xisha Islands The Xisha Islands are located in the central and southern part of the South China Sea and are located on the continental slope of southeastern Hainan Island between latitudes 15 degrees 47 minutes and 17 degrees 0 and 8 minutes and longitude 110 degrees 10 minutes to 112 degrees 55 minutes By the mainland, Yongxing Island as the starting point, 182 nautical miles away from Yulin Harbor in the north, 242 nautical miles away from Da Nang in Vietnam, 525 nautical miles to Manila in the east, 444 nautical miles to Yongsalatu in Nansha in the south, belonging to Hainan Province. The archipelago is made up of 40 islands, continents, reefs and beaches, including 22 coral islands and 7 sand bars with a total area of about 8 square kilometers.