认为，建立中国城市防震减灾系统工程是实现减轻我国城市地震灾害的有效手段。
It is thought that establishment of system engineering for urban earthquake prevention and disaster mitigation is an effective measure to mitigate urban earthquake disaster in China.
认为，建立中国城市防震减灾系统工程是实现减轻我国城市地震灾害的有效手段。
It is thought that establishment of system engineering for urban earthquake prevention and disaster mitigation is an effective measure to mitigate urban earthquake disaster in China.
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