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Volcano
A vent or opening in a planet's surface that lets out pressurized molten rocks or magma, and gases from the inner core. Volcanoes come in various shapes and structure, but the most common ones are mountain-like structures with a crater at the summit.
Industry: Natural environment
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Volcano
plinian 火山爆發
Natural environment; Volcano
在其中的零碎的岩漿及岩漿氣體穩定、 湍流流在很高的速度從一個通風口時釋放爆炸性噴發。大卷的火山灰和高大的火山爆發列是典型的。
熱點
Natural environment; Volcano
一個火山的中心,60 至 120 英里 (100 到 200 公里) 跨和持久性為至少數十年,被認為是持續上升的煙柱的熱地幔物質的表面表達的萬。熱點未連結到弧和不可能與洋脊關聯。 ...