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根据我国国家海洋局与美国国家海洋大气局于1979年5月签订的海洋和渔业科学技术合作议定书,中美双方于今年开始,合作进行为期三年的长江口海洋沉积作用过程的调查研究。今年六月,中方派出八十位、美方派出二十三位海洋科学研究人员,分乘美国的《海洋学家号》和我国的《向阳红09号》、《曙光06号》、《奋斗号》四艘海洋调查船,在长江口外的东海海域进行了第一航次的调查。长江是世界第三大河,年迳流量9250亿立方米,年泄沙量4.8亿吨。由于长江的输出物质十分
According to the Protocol on Cooperation in Science and Technology for Oceans and Fisheries signed between China’s State Oceanic Administration and the United States National Oceanic and Atmospheric Administration in May 1979, China and the United States, starting this year, will cooperate in conducting a survey and investigation on the sedimentation process of the Yangtze Estuary for a period of three years. In June this year, China sent 80 people and the United States sent 23 marine scientists and researchers to take advantage of the “Oceanographer” in the United States and “Xiangyang Hong 09”, “Dawn 06”, "Struggle No. Four marine survey vessels conducted a survey of the first voyage in the East China Sea off the mouth of the Yangtze River. The Yangtze River is the third largest river in the world with an annual flow of 925 billion cubic meters and annual discharge of 480 million tons of sediment. Due to the Yangtze River’s output of material is very