简介:Inthisnotesomerecurrencerelationsforthedimensionsofthesplinespacesonsocalled0-starsarepresented.
简介:刚刚过去的2007年是杜卡迪的“丰收年”。首先,最值得庆贺的是杜卡迪赛车手斯通纳夺得了MotoGP年度冠军,这是从1949年以来,杜卡迪斩获的首个世界最高竞技水平的世界冠军。大家都知道.虽然杜卡迪向来雄霸WSBK赛场,但是在MotoGP比赛中一直郁郁不得志,这次美梦成真,甭提有多高兴了!第二件喜事是,新一代的超级摩托车1098甫一推出就赢得满堂彩,统筹世界十家摩托车杂志的组织“世界超级测试联盟(SWA)”,将“2007年度最佳车型(BestBikeoftheYear)”的莱麓授予杜卡迪1098。这一切,表明杜卡迪正在重返巅峰,红衣魔鬼的旋风已经席卷全球!
简介:SQ3R学习法是由美国依阿华大学最先提出的,是一种极其高效的学习方法,它可以有效地帮助我们学习新知识。此方法在世界教学领域受到高度重视,很多欧洲国家和地区都把这种方法列入心理学教学内容之中。神奇的SQ3R学习法由学习书面材料(无论是整本书、一本书的一个章节,还是一篇文章或是其他什么资料)所需的5个方面的第一个字母组成,分别是:浏览(SURVEY)、问题(QUESTION)、阅读(READ)、复述(RECALL)、复习(REVIEW)。SQ3R学习法是一种非常灵活的学习方法,你可以用不同的方式把它应用于不同知识的学习中。
简介:Inthispaper,theproblemofconsensusforcontinuoustimesingularsystemsofmulti-agentnetworksisconsidered.Thedefinitionofr-consensusisintroducedforsingularsystemsofmulti-agentnetworks.Firstly,linearsystemswithalgebraicconstraintsareconsidered,andthecorrespondingresultsaboutconsensusandaverage-consensusarederived.Thenr-consensusandconsensusproblemsofsingularsystemsareinvestigated.Sufficientconditionsofr-consensusandconsensusareobtained,respectively.Finally,anillustrativeexampleisgiventoshowtheeffectivenessoftheproposedmethod.
简介:TheS-RHTtechnologyisdevelopedbyFRIPPforresiduehydrotreatinginthefixedbedinordertoprocessthehighsulfurcrudeandincreasetheyieldoflightdistillates.Thetechnologycanbeusedfortreatingvariouskindsofatmosphericresidues(AR)orvacuumresidues(VR)withatotalmetalcontentlessthan150ppmundertheoperatingconditionsofatemperaturerangingfrom360-410℃,ahydrogenpartialpressureof14-15MPa,aLHSVof0.20-0.30h-1andahydrogentooilratioof700-1000.AcertainamountoflightproductscanbeobtainedandthehydrotreatedatmosphericresiduecanfullymeettheneedsforthefeedstocktoRFCCorablendingfeedstocktoFCC.BasedontheS-RHTtechnology,a2Mt/aresiduehydrotreatingunithasbeenconstructedandsuccessfullystartedupatMaomingPetrochemicalCompanybytheendof1999.
简介:Toavoidtheinaccurateestimationoftheactiveuser'snumberandthecorrespondingperformancedegradation,anovelPOR-basedUserIdentificationDetector(UID)isproposedfortheCodeDivisionMultipleAccess(CDMA)systems.ThenewdetectoradoptsthePowerofR(POR)techniqueandtheMultipleSignalClassification(MUSIC)method,whichdoesnotrequiretheestimationofactiveusers'number,andobtainslowerfalsealarmprobabilitythanthesubspace-basedUIDinthemultipathchannels.However,fromouranalysis,increasingtheordermdoesnotimprovetheperformance.Therefore,whenmisone,theperformanceofthenewdetectorismaximal.