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应广大读者要求,我们定期公布全球7级以上大地震和中国4级以上地震目录。地震参数取自中国地震局分析预报中心的“中国地震速报台网观测报告”和“中国地震月报目录”。其中:发震时间为北京时(BJT);震中位置除给出经纬度外还给出了参考地区名,以供查阅时参考;震源深度33N表
At the request of readers, we regularly release earthquakes of magnitude 7 or above in the world and catalogs of earthquakes of magnitude 4 or above in China. Seismic parameters taken from the China Earthquake Administration Analysis and Prediction Center, “China Earthquake News Network Observation Report” and “China Earthquake Monthly Directory.” Among them, the time of occurrence of an earthquake is Beijing (BJT); the position of the epicenter is given a reference area name in addition to the latitude and longitude for reference when viewed; the focal depth of 33N