摘要
AseismometerdataacquisitionunithasbeenusedintheChangpingseismicstationtorecordtheoutputofastrainmeter.Theoutputofastrainmeterwassampledatarateof100/secbyseismometeracquisitionfromtheoriginalrateof1perminute.Plentyofhighfrequencysampleddatawasrecorded.Theminutevaluecurvecalculatedfromtheseismometeracquisitionareconsistentwiththatoftheoriginaldatasampledbythestrainacquisitionsystem.Morecompletewaveformswererecordedwithahighersamplingrate,andseismicphaseparameterscalculatedbyusinghighersamplingratestrainseismicwavesarealsoinconsistencywiththeresultsofitspredecessors.SpectraofthestrainseismicwavesarecomparedwiththatofseismicwavesrecordedbyaseismometerintheShisanlingseismicstation,andtheirtrendsarealmostthesame.Besides,somelowerfrequencycomponentsstillexistinstrainseismicwaves.
出版日期
2012年01月11日(中国期刊网平台首次上网日期,不代表论文的发表时间)