isostasy

简明释义

英[aɪˈsɒstəsi]美[aɪˈsɑːstəsi]

n. [地物] 地壳均衡说

英英释义

单词用法

同义词

反义词

例句

1.The conception of crustal isostasy produces a great effect to the geo-scientific research; especially take an important role in the studies of Geodesy and Geodynamics.

地壳均衡的概念对地学的研究有着极大的影响，特别是在大地测量学和地球动力学中发挥了重要作用。

2.Base on theory of lithosphere elastic flexure isostatic compensation, the spheric harmonic series expressions of topography-isostasy compensation gravity and geoid are established.

依据岩石圈弹性挠曲均衡补偿理论建立地形-均衡补偿重力、大地水准面异常的球谐级数表达式。

3.The crust in western China is in the state of isostasy.

中国西部地壳处于地壳均衡状态。

4.Base on theory of lithosphere elastic flexure isostatic compensation, the spheric harmonic series expressions of topography-isostasy compensation gravity and geoid are established.

依据岩石圈弹性挠曲均衡补偿理论建立地形-均衡补偿重力、大地水准面异常的球谐级数表达式。

5.The concept of isostasy 均衡 explains how Earth's crust floats on the denser mantle beneath it.

地壳如何在其下方更密集的地幔上浮动的概念是isostasy 均衡。

6.Glacial melting can affect isostasy 均衡, causing land to rise as weight is removed.

冰川融化会影响isostasy 均衡，导致土地在重量被移除时上升。

7.The adjustment of Earth's crust due to isostasy 均衡 can take thousands of years.

由于isostasy 均衡而导致的地壳调整可能需要数千年。

8.The theory of isostasy 均衡 helps explain why some regions are higher than others.

理论isostasy 均衡有助于解释为什么某些地区比其他地区更高。

9.Geologists study isostasy 均衡 to understand the elevation changes in mountain ranges.

地质学家研究isostasy 均衡以理解山脉的高度变化。

作文

Isostasy is a fundamental concept in geology that describes the equilibrium between the Earth's crust and the denser mantle below it. This balance ensures that the crust floats on the mantle, much like how an iceberg floats on water. The term comes from the Greek words 'isos,' meaning equal, and 'stasis,' meaning standing still. Understanding isostasy (等静压) is crucial for comprehending various geological processes, including mountain formation, erosion, and the behavior of tectonic plates.The principle of isostasy (等静压) can be illustrated through the example of mountain ranges. When mountains are formed due to tectonic forces, they exert a significant load on the Earth's crust. Over time, the weight of the mountains causes the crust to sink deeper into the mantle. However, as erosion occurs and material is removed from the mountains, the crust begins to rise again, seeking a new balance. This process is known as isostatic rebound and is a direct consequence of the principles of isostasy (等静压).Another important aspect of isostasy (等静压) is its role in understanding sea-level changes. When large ice sheets form during glacial periods, they add considerable weight to the crust in polar regions. This weight causes the crust to depress, leading to a relative rise in sea levels. Conversely, when the ice melts, the crust rebounds, and the sea level can fall. This dynamic interplay between ice mass and crustal movement is a clear demonstration of isostasy (等静压) in action.Moreover, isostasy (等静压) also plays a significant role in predicting geological hazards. For instance, areas that are experiencing rapid isostatic rebound may be more susceptible to earthquakes. As the crust adjusts to changes in weight, stress can build up along fault lines, leading to seismic activity. Understanding these processes allows geologists to assess risks and develop strategies for disaster preparedness.In conclusion, the concept of isostasy (等静压) is vital for geologists and anyone interested in the Earth's processes. It provides insight into the dynamics of the Earth's crust, the impact of erosion and sedimentation, and the effects of climate change on geological structures. By studying isostasy (等静压), we can better understand the past, present, and future of our planet's geological landscape, helping us to navigate the challenges posed by natural disasters and environmental changes.

等静压是地质学中的一个基本概念，描述了地壳与其下方更密集的地幔之间的平衡。这种平衡确保了地壳漂浮在地幔上，就像冰山漂浮在水面上一样。该术语来自希腊词“isos”，意为相等，以及“stasis”，意为静止。理解isostasy（等静压）对理解各种地质过程至关重要，包括山脉形成、侵蚀和构造板块的行为。isostasy（等静压）原理可以通过山脉的例子来说明。当山脉由于构造力而形成时，它们对地壳施加了显著的负荷。随着时间的推移，山脉的重量使得地壳沉入地幔更深。然而，随着侵蚀的发生和物质从山中移除，地壳又开始上升，寻求新的平衡。这个过程被称为静态反弹，是isostasy（等静压）原理的直接结果。isostasy（等静压）的另一个重要方面是它在理解海平面变化中的作用。当大型冰盖在冰川时期形成时，它们给极地区域的地壳增加了相当大的重量。这种重量导致地壳下沉，从而导致相对海平面的上升。相反，当冰层融化时，地壳会反弹，海平面可能会下降。这种冰量与地壳运动之间的动态相互作用清楚地展示了isostasy（等静压）的作用。此外，isostasy（等静压）在预测地质灾害方面也发挥着重要作用。例如，经历快速静态反弹的地区可能更容易发生地震。随着地壳对重量变化的调整，沿着断层线的应力可能会累积，导致地震活动。了解这些过程使地质学家能够评估风险并制定灾难准备策略。总之，isostasy（等静压）概念对地质学家和任何对地球过程感兴趣的人来说都是至关重要的。它提供了对地壳动态、侵蚀和沉积影响以及气候变化对地质结构影响的深入见解。通过研究isostasy（等静压），我们可以更好地理解我们星球地质景观的过去、现在和未来，帮助我们应对自然灾害和环境变化带来的挑战。