V2EX paleomagnetism

Paleomagnetism

定义 Definition

古地磁学:研究地球过去地质时期岩石、沉积物等记录下来的磁性信息,用以重建地球磁场的历史变化(如磁极漂移、地磁倒转),并为板块构造与古纬度研究提供证据。

发音 Pronunciation (IPA)

/peli.omntzm/

例句 Examples

Paleomagnetism helps scientists determine where continents were millions of years ago.
古地磁学帮助科学家判断数百万年前大陆位于何处。

By combining paleomagnetism with radiometric dating, researchers can build a timeline of geomagnetic reversals recorded in ocean-floor basalts.
通过将古地磁学与放射性测年结合,研究人员可以建立一条由洋底玄武岩记录的地磁倒转时间序列。

词源 Etymology

由 **paleo-**(“古的、远古的”,源自希腊语 palaios)+ magnetism(“磁性/磁学”,与“磁石”相关,来自希腊语 magnētis lithos “马格尼西亚之石”)组成,字面意思是“研究古代(地质过去)磁性的学科”。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Introduction to Paleomagnetism(Lisa Tauxe)
  • Paleomagnetism: Magnetic Domains to Geologic Terranes(Robert F. Butler)
  • The Earth: An Introduction to Physical Geology(Tarbuck & Lutgens 等教材中常见于相关章节)
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