• The seismicity in yunnan region in the20th century occupies a front place in Chinese mainland in extremely high frequency strength and hazard rate.

    20世纪云南地区地震活动以极高的频度、强度成灾而位居我国大陆前列

    youdao

  • The seismicity in yunnan region in the20th century occupies a front place in Chinese mainland in extremely high frequency strength and hazard rate.

    20世纪云南地区地震活动以极高的频度、强度成灾而位居我国大陆前列

    youdao

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