您要查找的是不是：
- dual plate tectonics 双板块构造
- What does the theory of plate tectonics maintain? 这板块构造学说的理论讲些什么?
- Plate tectonics is now almost universally accepted. 如今板块构造几乎被普遍接受。
- Special Topic on plate tectonics ? 板块构造专题
- In plate tectonics, a failed rift arm. 在板块构造学中，为一夭折的裂谷臂。
- Beyond Plate Tectonics:What Do We Do in Structural Geology? 超越板块构造--我国构造地质学要做些什么?
- Plate Tectonics, Basin Geology, Basin-range Correlation. 板块构造、盆地构造与盆山关系。
- Title： Beyond Plate Tectonics: What Do We Do in Structural Geology? 关键词：板块构造;超越板块构造;大陆构造;流变学;构造地质学;人才建设.
- The action of plumes not being confined to plate boundaries is basic to the theory of plate tectonics. 地幔羽的活动并不局限于板块边界，是板块构造理论的基础。
- The surface, or crust, of the Earth is shaped by a process called plate tectonics. 地球的表面，或者说地壳，由板块地壳构成。
- Plate tectonics as a field of study rests on the firm establishment of two essential discoveries. 板块构造作为一个研究领域是以两个重大发现为基础的。
- Scientists have developed a theory, called plate tectonics, that explains why most earthquakes occur. 科学家建立了一个能解释大多数地震发生的理论，叫做板块构造。
- Scientists have developed a theory,called plate tectonics,that explains why most earthquakes occur. 科学家建立了一个能解释大多数地震发生的理论，叫做板块构造。
- The idea of sea-floor spreading actually preceded the theory of plate tectonics. 海床扩展说实际上早于板块结构理论。
- Gradualists believe that the cause of the demise of the dinosaurs was over competition by mammals and gradual climatic changes caused by plate tectonics. 渐变论者认为恐龙死亡的原因是哺乳动物的过度竞争和板块构造运动引起的气候渐变。
- Likewise, the modern theory of plate tectonics holds that mountains work as stabilizers for the earth. 同样,现代板块构造理论也支持山可以起到稳定地球的作用。
- The theory of plate tectonics gives a partial explanation of how these landforms arose. 关于这个地形是怎麽抬升的，板块构造理论提供了部份的解释。
- Photo Gallery: Plate Tectonics An eelpout fish swims near tubeworms at the Mid-Atlantic Ridge in the Atlantic Ocean. 意译：板块构造的图片。一条粘鱼类游泳接近的管蠕虫在中大西洋海脊在大西洋。
- Dual plate wafer type check valve 双板对夹式止回阀
- This process has been happening naturally via plate tectonics at a very slow rate for many thousands of years. 在几千年的时间里，这种板块运动的过程一直在自然地进行着，但速度非常慢。
