SINCE International Lithosphere Program was implenented in the early 1980s,the studies of geoscience have focused on the field from oceans to continents.From the 1990s and a futurespan of considerable length the resea...SINCE International Lithosphere Program was implenented in the early 1980s,the studies of geoscience have focused on the field from oceans to continents.From the 1990s and a futurespan of considerable length the research into continental dynamics will be one of the most ac-tive research fields.There are inhomogeneities in the medium of upper mantle laterally andvertically known from various geophysical investigations.Evidently,density being the展开更多
文摘SINCE International Lithosphere Program was implenented in the early 1980s,the studies of geoscience have focused on the field from oceans to continents.From the 1990s and a futurespan of considerable length the research into continental dynamics will be one of the most ac-tive research fields.There are inhomogeneities in the medium of upper mantle laterally andvertically known from various geophysical investigations.Evidently,density being the