The Lajishan area is an earthquake tectonic window to reflect the tectonic activity and earthquake activity.

可以说，拉脊山地区既是反映构造活动，又是反映地震活动的地震构造窗。

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The 8.9 magnitude earthquake on Friday, the largest ever recorded in Japan, occurred in a subduction zone, where one of the earth’s tectonic plates is sliding beneath another.

这次周五来袭的8.9级地震，也是日本有记录以来最强的一次地震，发生在一个俯冲带里，即一个板块俯冲于另一个板块之下的地带。

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Seismic waves are waves that travel through the Earth, most often as the result of a tectonic earthquake, sometimes from an explosion.

地震波是通过地表传播的波体，通常是由地壳震动或爆炸引起的。

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Tech earthquake is about the tectonic change tech is bringing to all businesses, whether it is through the introduction of new mobile devices, the changes to TV screens, the transformation of manufacturing, and the way businesses and other institutions have to deal with those changes.

FORBES: Tech Earthquake

The effects of the 2011 tsunami in Japan were felt across the Pacific Ocean to earthquake-prone California, which shares the same tectonic plate.

FORBES: Earthquakes, Maybe. But Is Los Angeles Prepared For A Tsunami?

Severity is calculated by gathering earth-science data wind-patterns to assess the strength of a hurricane, shifts in tectonic plates to determine the strength of an earthquake.

ECONOMIST: Reinsurance risks