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大洋钻探计划(ODP)目前已完成了为期四年的,第一阶段24个航次的科学大洋钻探。ODP遵照“乔迪斯”(JOIDES)——“地球深部取样联合海洋研究所”的指示,在北大西洋、中大西洋、东太平洋和印度洋,其中包括南极东、西两侧的高纬度海区,对若干重要问题作了研究。 ODP的任务是更多了解:1.被动大陆边缘和活动大陆边缘的构造演化;2.洋壳的生成和演化;3.海洋沉积层序的形成和演化;4.大气圈、大洋、永冻圈、生物圈、地磁场等长期变化的原因。1988年的119—124航次集中研究大洋环流史、全球气候史、板块内构造、热点、被动大陆边缘和活动大陆边缘过程。“乔迪斯·决心者”(JOIDES Resolution)号在119航次(1987年12月—1988年2月)中,在
The Ocean Drilling Program (ODP) has now completed its four-year, scientific ocean drilling of the first phase of 24 voyages. The ODP complies with the instructions of JOIDES - Joint Institute for Deep Earth Sampling in the northern Atlantic, the mid-Atlantic, the eastern Pacific and the Indian Oceans, including high-latitude sea areas on the east and west sides of the Antarctic A number of important issues have been studied. The mission of the ODP is to know more about: 1. tectonic evolution of passive continental margin and active continental margin; 2. formation and evolution of oceanic crust; 3. formation and evolution of marine sedimentary sequence; 4. atmosphere, ocean, Circle, biosphere, geomagnetic field and other long-term reasons for change. The 119-124 voyage in 1988 focused on the history of the ocean circulation, the global climate history, intraplate tectonics, hot spots, passive continental margins and active continental marginal processes. The JOIDES Resolution was launched on 119 flights (December 1987-February 1988) at