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自1976年以来,在由联合国教科文组织实施的国际地质对比计划(其中第61项和第200项的设计)中,这一问题得到研究。该设计的一个最重要任务是查明洋面变化的原因,确定洋面变化的不同类型。根据上述设计所进行的
This issue has been studied in the International Geological Contrast Program (of which the 61st and 200th projects are designed by UNESCO) since 1976. One of the most important tasks of this design is to identify the causes of changes in the ocean and to determine the different types of ocean changes. According to the above design