简介：迷你笔记本过去两年在中国呈井喷趋势，而且未来几年内规模也会不断扩大．到2010年可达5600万部。2008年第四季度的笔记本市场上．就屏幕尺寸而言10—13寸部分占据了60％左右，面对这个巨大的市场消费群体，Intel推出的Atom平台虽然占据了先机．但是不足迅驰平台1／3的性能，以及102英寸的限制，却成为了它最大的羁绊。目前，消费者在选择超便携式笔记本电脑时总要面临一定的取舍．要么购买高价格的超便携笔记本．享受全面的PC体验：要么购买低价格的迷你笔记本，忍受较慢的处理速度及小屏幕。AMD看准这个空档，适时推出了一陛能更强的Yukon上网平台．为用户在传统主流笔记本与迷你上网本之间提供另一种选择。

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简介：Calibrationsbetweensodium(Na+)concentrationsfromaMt.Loganicecoreandsealevelpressure(SLP)seriesshowthatNa+concentrationsarecloselycorrelatedwiththeautumn-time(SeptemberOctober-November)Aleutianlow(AleuLow).AdeepeningoftheAleuLowstrengthensthetransportofsea-saltaerosolsfromtheNorthPacifictotheMt.Loganregion.TheMt.LoganNa+recordisusedtodevelopa292a(1688～1979)reconstructionoftheAleuLowrevealingadramaticintensificationofatmosphericcirculationovertheNorthPacificregionsincethe20thcentury.MeanSLPoftheAleuLowwasabout1hPalowerduringthe20thcenturythanduringpriorperiods.ThestrongestdeepeningoftheAleuLowappearedinthe1950s.SignificantcorrelationsarealsofoundbetweentheMt.LoganAleuLowproxyseriesandthePacificdecadaloscillation(PDO)andPacificcirculation(PC)indexduringthe20thcentury.Evolutionaryspectralanalysisoftheproxyrecordshowssignificantperiodicitiesfrom15to30aconsistentwithPDOfluctuationsandthebidecadaloscillationofNorthPacificatmosphere-oceancirculation.Aperiodof11aintheAleuLowrecordmaybeassociatedwiththeSchwabe11-acycleofsunspotactivity.AdditionallongericecorerecordsfromthisregionwillaidintheeffortstofurtherunderstandtheclimaticchangeovertheNorthPacificregion.