paleomagnetic

简明释义

英[/ˌpeɪliəʊˈmæɡnɛtɪk/]美[/ˌpeɪliəʊˈmæɡnɛtɪk/]

adj. 古地磁的

英英释义

Relating to the study of the magnetic properties of rocks and sediments, particularly in relation to the Earth's historical magnetic field.

与岩石和沉积物的磁性特性研究相关，特别是与地球历史磁场有关。

单词用法

同义词

geomagnetic	地磁的	Geomagnetic reversals provide insight into Earth's magnetic field history.	地磁反转提供了对地球磁场历史的洞察。
paleomagnetism	古地磁学	Paleomagnetism helps in understanding plate tectonics and continental drift.	古地磁学有助于理解板块构造和大陆漂移。

反义词

modern magnetic	现代磁性	The modern magnetic field is influenced by human activities.	现代磁场受到人类活动的影响。
current magnetic	当前磁性	Current magnetic studies focus on real-time data.	当前的磁学研究集中在实时数据上。

例句

1.Paleomagnetic measurements demonstrate that the Jijiagou section which is the stratotype one of Baode Stage of the Neogene in China records 12 normal and 11 reversed polarity zones.

古地磁测量表明，中国新近系保德阶界线层型，山西保德冀家沟剖面记录了12个正极性段与11个负极性段。

2.Paleomagnetic measurements demonstrate that the Jijiagou section which is the stratotype one of Baode Stage of the Neogene in China records 12 normal and 11 reversed polarity zones.

古地磁测量表明，中国新近系保德阶界线层型，山西保德冀家沟剖面记录了12个正极性段与11个负极性段。

3.Some paleomagnetic data and ESR dating data coincide with geochronometer published in 2000, and may be regarded as subsidiary basis for chronostratigraphic classification.

部分地层的古地磁和ESR测年数据与2000年公布的地质年代数据基本吻合，可以作为年代地层划分的辅助依据。

4.Paleomagnetic results from the both sides of Honghe fault zone have shown that the Yangzi block has been united with the Qiangtang terrane since Cretaceous.

红河断裂带两侧古地磁结果表明，羌塘地体与扬子地台至少从早白垩世以来已连接为一个整体。

5.Compared with the Cretaceous paleomagnetic data from the southeastern Huanan Block, Hainan Island is a part of the Huanan Block in Late Cretaceous.

与华南板块东南缘白垩纪的古地磁数据对比表明，晚白垩世海南地块仍是华南板块的一部分。

6.The paleomagnetic results of Tarim and Qaidam indicate that Altyn Taugh fault has experienced complicated tectonic activity.

塔里木地块和柴达木地体的古地磁数据表明，阿尔金断裂至少经历了四期活动。

7.The instrument can be employed in high-precision magnetic measurement of rocks and paleomagnetic measurement of samples.

仪器用于高精度岩石磁性测量及古地磁标本测量。

8.Paleomagnetic data is a key data for quantitative investigating block motion in tectonic geology.

古 地磁数据是构造地质学定量探讨地块运动的重要数据。

9.Based on paleomagnetic data, the evolution of the lower Yangtze block has been studied.

根据古地磁测量研究了下扬子地块的演化。

10.The study of paleomagnetic data has provided insights into the historical movements of tectonic plates.

对古地磁数据的研究为构造板块的历史运动提供了见解。

11.Researchers used paleomagnetic techniques to determine the age of ancient volcanic rocks.

研究人员使用古地磁技术来确定古代火山岩的年龄。

12.The paleomagnetic record helps scientists understand Earth's magnetic field reversals over millions of years.

古地磁记录帮助科学家理解数百万年来地球磁场的反转。

13.By analyzing paleomagnetic signals, geologists can reconstruct past continental configurations.

通过分析古地磁信号，地质学家可以重建过去的大陆配置。

14.The paleomagnetic studies conducted in this region revealed significant geological events.

在该地区进行的古地磁研究揭示了重要的地质事件。

作文

The study of Earth's magnetic field has fascinated scientists for centuries, leading to the development of various fields of research, one of which is paleomagnetism. 古地磁学 is the branch of geophysics that investigates the record of the Earth's magnetic field in rocks, sediment, or archeological materials. This field of study provides crucial insights into the historical movements of tectonic plates, the age of geological formations, and even past climate conditions. By examining how magnetic minerals within rocks align themselves with Earth’s magnetic field at the time of their formation, researchers can determine the latitude at which the rocks formed and the direction of the magnetic field at that time. One of the most significant applications of paleomagnetism 古地磁学 is in understanding plate tectonics. As tectonic plates move over geological time, they carry with them the magnetic signature of their origin. By analyzing the magnetic properties of rocks from different locations, scientists can reconstruct the historical positions of continents and oceans. This has led to the realization that continents are not static but are constantly shifting, a concept that revolutionized our understanding of Earth’s geological processes. Furthermore, paleomagnetism 古地磁学 has played a vital role in dating geological formations. The magnetic properties of rocks can be used to establish a timeline of geological events, such as volcanic eruptions and sediment deposition. This chronological framework is essential for understanding the evolution of life on Earth and the environmental changes that have occurred over millions of years. In addition to its geological significance, paleomagnetism 古地磁学 has implications for understanding past climate conditions. Certain magnetic minerals are sensitive to temperature changes and can provide clues about the climatic conditions when the rocks were formed. This information can help scientists reconstruct ancient climates, providing a context for current climate change trends. Moreover, the study of paleomagnetism 古地磁学 has also contributed to our knowledge of geomagnetic reversals—periods when the Earth's magnetic field flips. These reversals have been documented in the geological record, and studying them helps scientists understand the dynamics of the Earth’s core and the behavior of its magnetic field over time. In conclusion, paleomagnetism 古地磁学 is a multidisciplinary field that bridges geology, physics, and climate science. It provides invaluable tools for reconstructing Earth’s history, understanding plate tectonics, dating geological events, and studying past climates. As technology advances, the methods used in paleomagnetism 古地磁学 continue to evolve, promising even greater insights into the complex history of our planet. The ongoing research in this field not only enhances our understanding of Earth’s past but also informs predictions about its future.

地球磁场的研究吸引了科学家们几个世纪以来的关注，导致了各种研究领域的发展，其中之一就是古地磁学。paleomagnetism是地球物理学的一个分支，研究岩石、沉积物或考古材料中地球磁场的记录。这个研究领域提供了关于构造板块历史运动、地质形成的年龄甚至过去气候条件的重要见解。通过检查岩石中的磁性矿物如何与其形成时的地球磁场对齐，研究人员可以确定岩石形成时的纬度以及当时的磁场方向。

paleomagnetism的一个重要应用是理解板块构造。随着地壳板块在地质时间上的移动，它们携带着自身起源的磁性特征。通过分析来自不同地点的岩石的磁性特性，科学家们能够重建大陆和海洋的历史位置。这使得我们意识到大陆并不是静止的，而是不断移动的，这一概念彻底改变了我们对地球地质过程的理解。

此外，paleomagnetism在对地质形成的年代测定中也发挥了重要作用。岩石的磁性特性可以用来建立地质事件的时间线，例如火山喷发和沉积物沉积。这一时间框架对于理解地球生命的演变及数百万年来发生的环境变化至关重要。 除了地质意义之外，paleomagnetism还有助于理解过去的气候条件。某些磁性矿物对温度变化敏感，可以提供岩石形成时气候条件的线索。这些信息可以帮助科学家重建古代气候，为当前气候变化趋势提供背景。 此外，paleomagnetism的研究还增进了我们对地磁反转的了解——即地球磁场翻转的时期。这些反转已在地质记录中被记录下来，研究它们有助于科学家理解地球核心的动态及其磁场随时间的变化。 总之，paleomagnetism是一个跨学科的领域，连接了地质学、物理学和气候科学。它为重建地球历史、理解板块构造、测定地质事件的年代以及研究过去气候提供了宝贵的工具。随着技术的进步，paleomagnetism中使用的方法不断发展，承诺为我们提供更深入的地球复杂历史的见解。该领域的持续研究不仅增强了我们对地球过去的理解，还为预测其未来提供了依据。