extrusive rock

基本解释

The major components of the reservoir clastic rocks are fragmental materials of tuff and extrusive rock.
儲集層在成巖過程中的主要成巖變化爲機械壓實作用、水化水解作用和膠結作用。
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The molten rock in the Earth that can either rise to the surface as lava and form extrusive igneous rock or cool within the Earth to form plutonic igneous rock.
地球內的熔融的巖石，可以作爲熔巖上陞到地表形成噴出的火成巖，或者在地球內冷卻形成深成的火成巖。
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Geologists would also call it extrusive rock because it solidified on the Earth's surface.
因爲它是噴出地球表麪凝固而成，地質學家也稱它爲噴出巖。
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