The surface mark of an established plume is a hot spot—an isolated region of volcanoes and uplifted terrain located far from the edge of a surface plate.

一个已形成的烟羽的表面标志是一个热点——一个远离表面板块边缘的火山和隆起地形的孤立区域。

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Canadian geophysicist Tuzo Wilson realized that this age progression could result if the islands were formed on a surface plate moving over a fixed volcanic source in the interior.

加拿大地球物理学家 Tuzo Wilson 意识到，如果一块在内部固定火山源上移动的表面板块形成了岛屿，就会导致岛屿年龄增加。

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The foam plastic ski comprises an inner core, a base plate and a surface plate.

所述泡塑滑雪板包括有内芯、底板和表板。

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Plate tectonics is the area of science that explains why the surface of the Earth changes and how those changes cause earthquakes.

VOA: special.2010.01.12

When this happens, one plate moves past the other, suddenly causing the Earth's surface to split.

VOA: special.2010.01.12

The Earth is just too unusual a place, they insisted, with its stable orbit, nearby moon, watery surface, plate tectonics and unique position in the galaxy.

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What's more, a machine-made surface produces the wrong kind of friction: to do its job precisely, the plate's surface needs minute scorings, of only a few microns each, where machine oil can reside.

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Most photomasks are created by etching away a thin film of light-blocking chrome from the surface of a quartz plate.

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