摘要 : To construct and test certain hypotheses of earthquake occurrence, we’ve compiled a new catalog covering the whole of California, which lists all known earthquakes at magnitude 4.7 and above and provides focal mechanism informatio... 展开 To construct and test certain hypotheses of earthquake occurrence, we’ve compiled a new catalog covering the whole of California, which lists all known earthquakes at magnitude 4.7 and above and provides focal mechanism information for each earthquake. Accounting for magnitude errors, the catalog should be complete at magnitude 5.0 and above for most of California after 1940 and at specified higher thresholds otherwise. 收起