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简介：Kermack和Mckendrick在1927介绍的感染途径的年龄给描述并且分析许多流行模型的一个统一方法，包括有多重阶段，处理，并且异构的混合的模型。作者给对如此的模型的主要结果的描述，强调估计流行病的尺寸的最后的尺寸关系的使用。关键词流行模型-处理当模特儿-基本繁殖数字-最后的尺寸关系2000苏布杰克特先生分类92D30

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简介：Inthispaper,theauthorsintroduceakindofreduciblealgebroidfunctions,thatisgeneralalgebroidfunctionsandobtaintwofundamentaltheoremsofgeneralalgebroidfunctions.Atlast,asanapplication,wegeneralizedatheoremofLiGuoping’s.

简介：Form1980to1994,thenumberofinfectionofmalariaimportedintoChinawas2,603amongthepersonnelwhohadgoneabroadandtheinfectionratewas8.38percent.Thenumberofpeoplediedfrommalariawas41andthecasefatalityratewas1.58percent.Thearmymenandtrafficengineeringpersonnelwerethepeoplewhohadthehighestinfectionrate,whichwere78.57percentand54.97percent.Civilbuildersandagrotechnicalpersonnelcametothesecond,whoseinfectionratewere37.15percentand35.94percent.Theconstituentratiostransmittedwere97.69percentfromAfrica,2.19percentfromAsia,howeveronly0.12percentfromAmericaandEurope.Themalariaimportedbytheincomingforeignpeoplebadbeenfoundin148cases,andtheperniciousmalarialcaseswere71.62percent.Thesemalarialcases,andtheperniciousmalarialcaseswere71.62percent.Thesemalarialcasesweretransmittedfrom15AsianandAfricancountries.Nowwewouldliketomakeasyntheticallyanalysisonthesituationofmalariadeathcasesinthisessay,andwehavemadeacomparisonbetweenthemalariaIFAT(IndiredtFluorescenceAntibodyTest)andthesmearofthemalarialdiagnosis,whichcanshowthatⅠ-FATtakesanimportantpartinavoidingmisjudgingofmalarialdiagnosis.Inaddition,wewouldliketooffersomeusefulsuggestionsofprotectionfromit.

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简介：Thispaperdeducedamoregeneralerrordistribution,thep-thpow-ernormdistribution,basedonthefoundationalpropertiesofrandomerrors.

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简介：分析了符合统计要求的62篇关于肥胖的论文，发现常用治疗方法有针刺、针灸、电针、耳穴贴压、耳针、(耳穴)埋针、穴位敷贴、穴位埋藏及针灸配合其他疗法等；常用耳穴为胃、内分泌、神门、肺、脾、饥点和三焦，临床总有效率为75．8％。

简介：Ageneralexpressionofthescintillationindexisproposedforopticalwavepropagatinginturbulentat-mosphereunderarbitraryfluctuationconditions.Theexpressiondependsonextremebehaviorsofthescintillationindicesunderbothweakandstrongfluctuations.ThemaximumscintillationindexintheonsetregionandthecorrespondingRytovindexcanbeevaluatedfromthegeneralexpression.Planeandsphericalwavesinthecasesofzeroandnon-zeroturbulenceinnerscalearegivenasexamplesforillustra-tionofthegeneralbehaviorsofscintillationindices.

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简介：LocatedinthesouthofChina,LiyangRareEarthGeneralPlantisboundedonNanjing,ShanghaiandHangzhouandenjoysthecon-venienceinbothlandandwatertransportation.Theplantstarteditsproduc-tioninJune,1987andwasenlarg-editsannualproductioncapacityto800tonsofion-adsorptionrareearthmineralsin1989.It

简介：为争取美国自由的八年战争终于结束,它使人筋疲力尽。英国军队已经从纽约及其它港口即自1781年在约克镇惨败之后所坚守的地点撤走。1783年12月末,华盛顿将军在两个侍从武官的跟随下骑马朝南部走,他要去辞掉美军总司令的职务。

简介：这份报纸基于sum-of-processing-time与更一般的学习效果处理单个机器的安排问题。在这研究，一个工作的处理时间被减少定义的sum-of-processing-time-based学习效果工具处理在顺序先于它的工作的时间的全部的正常工作。甚至与sum-of-processing-time-based的介绍，到工作处理的学习效果预定的结果表演，单个机器的makespan最小化问题仍然保持polynomially可解决。一个全部的结束时间最小化问题的最佳的时间表的曲线关于处理时间的工作正常是塑造V的。