oceanic mantle 中文意思是什麼
oceanic mantle
解釋
洋幔-
The early tertiary alkali basalts from yangyuan which contain abundant mantle xenoliths exhibit very homogeneous sr - nd isotopes with snd = 5. 5. their pb isotopes are similar to those of the depleted mantle ( dm ) and their trace element characteristics resemble those of oceanic island basalts ( oib )
含幔源包體的陽原早第三紀堿性玄武巖具有均一的sr - nd同位素組成( nd 5 . 5 ) ,其pb同位素組成與虧損地幔( dm )相似。 -
Any hypothetical force postulated to either push or pull oceanic plates would be quickly dissipated overcoming the friction of sliding over a static fluid mantle beneath
任何假設的能推動或拉動大洋板塊的力,會很快因克服在其下靜態的熱體地幔上滑動的摩擦力而被消散。
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