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mantle plume
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mantle plume
Encyclopedia
理学
板块构造说
释
mantle plume
地幔柱
来自深部热地幔物质的柱状上涌体，直径可达150千米，深达幔-核界面附近，上升到岩石圈底部，当热地幔物质出露到地表或洋底时表现为热点。
理学
板块构造理论
释
mantle plume
地幔柱
深部地幔热对流运动中形成的一股上升的圆柱状固态物质的热粘性流，即从地幔深部涌起并穿透岩石层而成的热地幔物质柱状体。
Astronomy
mantle plume
地幔柱
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