紧接着就是悄然降低地震的震级,但为了确保公众不会注意到,美国地质勘探局控制了所有报告地震统计的网站。
Dumbing down the magnitude quickly followed, but in order to ensure the public did not notice, the USGS took control of all websites reporting quake statistics.
本文采用空间扫描方法,按选区和时段做震级—频度统计,计算年平均地震数。
Using the spatial scan method, the paper made magnitude frequency statistics according to the regions and calculated mean seismic number.
利用德令哈地震台dd - 1记录到的746个近震,对其测定的震级偏差进行统计计算,发现DD - 1测定的震级偏小。
The magnitude deviation is statistically calculated by 746 local earthquakes recorded by DD-1 at Delingha station, and it is found that the magnitudes by DD-1 are smaller.
统计得出了各台所对应的地震震级与自相关系数异常面积和震中距的经验公式。
Empirical formulas between magnitude, anomalous area of the autocorrelation coefficients and epicentral distance for every station are statistically obtained.
统计得出震级地表破裂宽度的经验关系式。
An empirical formula between surface fault width of earthquake and magnitude is obtained.
它是一个均匀的震级标度,适用于宽尺度的地震统计。
It is a uniform scale of measurement of earthquake size. It is suitable for statistics covering a broad range of magnitudes.
美国地质调查(usgs)缩小对地震震级的报道已经超过10年了,并且从其数据库中删除了一些地震数据。这样数据库里的统计数据看起来就一切如常了。
The USGS has been under-reporting earthquakes for over a decade, and dropping them from the database, all so that statistics run up from these databases look normal.
美国地质调查(usgs)缩小对地震震级的报道已经超过10年了,并且从其数据库中删除了一些地震数据。这样数据库里的统计数据看起来就一切如常了。
The USGS has been under-reporting earthquakes for over a decade, and dropping them from the database, all so that statistics run up from these databases look normal.
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