A third type of mountain may be formed as a result of volcanic activity which occurs in regions of active fold mountain belts, such as in the Cascade Range of western North America.
第三种类型的山可能是由于火山活动形成的，一般发生在活动性褶皱带地区，如北美西部的喀斯喀特山脉。
Proteins, the building material and the machines of life, can only become active when they fold and take on a three-dimensional structure.
蛋白质，生命的组成物质和机器，只有在正确折叠形成三维结构时才会具有活性。
These active structures are surface deformation with different property formed in the different place of fold during the development of Dushanzi anticline since the period of neotectonic movement.
这些表层构造有着不同性质的地表变形，是多次古地震活动的反映。
These active structures are surface deformation with different property formed in the different place of fold during the development of Dushanzi anticline since the period of neotectonic movement.
这些表层构造有着不同性质的地表变形，是多次古地震活动的反映。
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