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  1. ...usually suffer from volcanic eruptions where ashes and lava are ejected through the vent. These area will be damaged by the hot flowing...

    分類:科學及數學 > 地理學 2010年03月24日

  2. ... up like a forest of the air-condition in the building is ejected of hot air, dome effect in the city produced by the decrease of tree....

    分類:科學及數學 > 地理學 2008年09月06日

  3. ... happen afterwards.Due to the heat and pressure,the magma ejects via vent and cracks,then forms violent volcanic eruptions...

    分類:科學及數學 > 地理學 2010年01月03日

  4. ... :They are formed by extrusive vulcanicity. Magma ejects out of the crust through a vent and it cools when it reached the land...

    分類:科學及數學 > 地理學 2009年01月03日