简介：Macroscopicanomaliesfrom"EarthquakeCasesinChina"arestatisticallyanalyzedinthispaper.Theconclusionisasfollows:Theprobabilityofoccurrenceofmacroscopicanomaliesbeforeearthquakesincreaseswithmagnitude.Thelargertheearthquakemagnitude,themoremacroscopicanomaliesappear.Thetemporaldistributionofmacroscopicanomaliesisasfollows:Therearefewmacroscopicanomaliesatbeginning;astimegoeson,thenumberofmacroscopicanomaliesincreases;theincreaseofmacroscopicanomalyquantityaccelerateswiththeimpendingearthquakeandreachesaclimaxwhentheearthquakebreaksout.Thespatialdistributionpatternofmacroscopicanomaliesisasfollows:macroscopicanomaliesappearattheepicenteratthebeginning,thenspreadout,andfinallyariseexplosivelyattheepicenterarea.