The Earth's crust being molten and differentiated from the mantle has long been the foundation of geology and also has been taken as the fundamental cause of plate movement.

地壳从地幔中熔融出来是地质学立论的基础，也是板块构造运动的基本原因。

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We also realize that physics forms the foundation for biology, chemistry, geology, etc. and the wealth of modern civilization.

我们也认识到物理形成了生物、化学、地理等学科的基础，是现代文明财富之一。

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Determining the genetic type of natural gas is the foundation to systemically studying natural gas geology.

天然气成因类型的判别是系统地进行天然气地质研究的基础。

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The Scientific Ice Expedition '99 is part of a five-year scientific mission between the National Science Foundation and the U.S. Navy to learn about the geology, physics, chemistry and biology of the Arctic.

CNN: Nuclear sub dives under the ice to explore climate change