日本海沟

千岛群岛地震是本季度的最大事件，它发生在45°N以北.不属于日本海沟相关区范围。

Earth - quake is the largest event of the 4th quarter and occurred to the north of 45 ° N ( outside the range of the Japan Trench area ) .

日本海沟地震约有30年左右的重复期。

Earthquakes along the Japan Trench have a return period of about 30 years .

华北地区与日本海沟地震的相关性分析

Correlation analysis of earthquakes in North China and Japan Sea trench

日本海沟大震与华东地区地震的相关性

Correlativity of seismicity between in the trench area of Japan and in East China area

日本海沟是否也将发生大地震令人注目。

Whether or not large earthquakes will occur in the Japan Trench remains to be seen .

以日本海沟为例探讨我国东部大陆边缘中生代褶皱造山带的存在与消失

On the Presence and Disappearance of Mesozoic Orogenic Belts in the Eastern Continental Margins of China by the Example of the Japan Trench

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 .

中国东北地区作为我国大陆唯一的深震带，它的发震时间，空间，强度与日本海沟地震，东北地区浅震均存在比较明显的联系。

As the only deep-earthquake belt in China , its occurrence-time , locations and magnitudes are closely associated with Japan trench earthquakes and shallow earthquakes in Northeast China .

结合震源机制的走向、倾向以及滑动方向等资料，确认属于日本海沟下方的俯冲带逆冲地震。

With the consideration of strike , dip and slip directions of focal mechanism , we have confirmed that Ibaraki earthquake is a thrust fault earthquake occurred under the Japan Trench .

从1926年至今，日本海沟地震的活动中心向北漂移了3°&4°，与此同时，我国华北地震活动也以相同速率向北迁移。

From 1926 till now , the center of seismic activity along the Japan Trench has drifted northward for 3 ° - 4 ° . In the interim , the earthquake activity of Northeastern China also drifted northward with the same rate .

中国东北西太平洋俯冲带位于欧亚板块与西太平洋板块的交界部位，西太平洋板块在日本海沟以约29°的角度俯冲到欧亚大陆下。

The Western Pacific subduction zone in the northeast part of China is located at boundary of the Eurasia and the Western Pacific plate . The Western Pacific plate subducted beneath the northeast part of China with dip angle of 29 ° at Japan trench .