应用模糊相关方法，研究了日本海沟与我国华东地区地震活动的相关性。
In this paper, the correlativity of seismicity between in the trench area of Japan and in East China area has been studied.
在海底地震中，如本次日本海沟地震，板块的上下错动会掀开大量海水，因而激发了海啸。
If the quake occurs underwater, as the one in Japan did, the up-and-down movement displaces an enormous amount of water, setting off the tsunami.
我想世界上有很多科学家都想知道这一俯冲带——日本海沟南部——是否会发生一次大型地震。
I think a lot of scientists worldwide wondered whether this particular subduction zone - the Japan trench, the southern part - could ever produce a great earthquake.
地震的威胁对这一区域来说并不新鲜——美国地质调查局报告称，日本海沟自1973年以来已经发生过9次7.0级以上地震。
The threat of earthquakes are not new to the area - the US Geological Survey reported that the Japan trench has had nine earthquakes of 7 magnitude or greater since 1973.
地震的威胁对这一区域来说并不新鲜——美国地质调查局报告称，日本海沟自1973年以来已经发生过9次7.0级以上地震。
The threat of earthquakes are not new to the area - the US Geological Survey reported that the Japan trench has had nine earthquakes of 7 magnitude or greater since 1973.
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