浙江文成山体滑坡6名遇难者遗体均已找到

贵州11选5

2018-08-27

“警方发现,一些内地居民因为外汇管制的额度限制,大量收集别人的银行卡,到港澳提取外汇,然后转移。PhotosofbottlesfoundinanAmsterdamcanal,vintagejewelry,antiquecoinsandvideosonlightaredisplayedatachicshowatanewartspaceinSanlitun,anentertainmenthubinBeijing.TRU-M,foundedbyMalaysian-AmericaninteriordesignerMichaelGooandChinesefashiondesignerWangChu,openedinFebruarywithashowoflarge-scaleinstallationsfocusingontherelationshipbetweenpeopleandpublicspaces.ThecurrentshowthatopenedonWednesdayassemblesoldthingstocreateasenseofhistoryinamodernway."Wewanttotellpeoplethatartisnotdistantfromlife.Artislife,andlifeisart.Wearetryingtodotheshowinawaythatcanattractyoungsters,"Goosaysofhisdecisiontosetupanartspaceinashoppingareasurroundedbyhipstoresinsteadofatanarthubinthecity.Theshowisdividedintothreepartstopresenttheclassicalaura-bottles,vintagejewelryandantiquecoins.晚宴持续1,但食客并不会觉得时间很长,相反还有些意犹未尽呢!看过炫酷的3d表演之后,小编就迫不及待的吃了。

标准的缺位已经成为手机动漫产业发展的制约和瓶颈。文物工作与经济建设的关联越来越紧密,与人民群众生产生活的改善越来越贴近,对经济社会发展的贡献越来越明显,越来越成为凝聚人心、坚定自信、推动发展的重要力量。  本月,美国海军军舰福尔河号抵达汉班托塔,作为2017年太平洋伙伴关系的第一站。

  如果说有某个国家能让ApplePay取得巨大成功,这个国家肯定就是中国。2017-03-1614:36:01他们老说云计算,您说的这个才是真正的云计算。  除了在SUV领域表现不佳外,东风本田在MPV和思域以外的轿车领域表现也不乐观。

1.水果不妨放冷冻室。目前,合肥城市轨道交通有限公司已开始彻查。图片来源于新华社)据悉,腾提度体育将在以成都为首的西南地区,布局赛事IP、赛事版权、顶级体育明星、体育传媒、运动科技五大产业板块,涉及包括足球、篮球、拳击、路跑、网球、冰雪、棋牌、橄榄球在内的多个领域。

广州的一家火锅店也被曝出重复使用锅底的问题。现在可好,毁了容以后回头率500%。不可否认,语言是有生命的,吸收外来语也是语言充满活力和生机的表现。

该组织表示,中国农业银行已经不再接受任何资金存入其用于接收支持者捐款的账户。通知提出,对于购房时间的认定,以在当地房地产主管部门信息系统网签购房合同的时间为准,该规定将从3月22日起正式实施。若日常不注重养血,很可能出现血虚,导致头晕、乏力、月经不调、怕冷、面色萎黄等,体质也会变得很脆弱。

Theconceptusesthatgrewoutoftheembryoniccellsbroughtbackfromspace.[ScreenshotofCCTVreport]TheembryoniccellsofthemangobroughtbackbymannedspacecraftShenzhouXIlastNovemberafterthe33-dayspacemissionhavenowgrownnewtissuesatalabinSouthChina"sHainanprovince.Thesecellsweredevelopedunderanexperimentdesignedtocultivateanewvarietyofmangothroughenvironmentalmutationinspace.Scientists"nextstagetaskistostudyhowthemutationcanaffectthefruitandfurthercultivatethebreedthatcanbecome"spacemangoes"."Spacemangoesareexpectedtobeinsect-resistant,ofhigherqualityandprovidemoreoutput,"saidPengLongrong,headoftheproject,toCCTV.从质疑、理解到支持、效仿,一年多来,旅游警察已经从“一地开花”到“四处飘香”。美国监控全球的棱镜门计划曝光后,Windows操作系统被排除出中国政府的采购清单。

  赵德润(71岁,中央文史研究馆馆员):他提出来靠山吃山,靠水吃水,靠城吃城,那么就提出二十字方针,叫投其所好,供其所需,取其所长,补其所短,应其所变。如果我们不想让悲剧重演,必须要加强海上防御作战力量。像大多数人那样,他掏出手机打算使用移动支付买单。

”“商业竞争是正常的,也会增进我们的合作基础。此外,21世纪经济的特点使得多边、多方位的合作才是管理全球经济一体化更好的途径,而不是搞孤立主义。同时,加盟说明了企业的实力不足,只能依靠加盟提升盈利。

我们希望各方认真考虑中方提出的方案。2017-03-1614:18:21刚才说的这个鱼鳞云,可见鱼鳞大小差异一点点就可能导致完全不同的后续天气的发展变化。3月22日,新京报记者从市住建委获悉,新政实施的5天里,市住建委已对138个房地产中介机构门店进行了检查,11家违规中介被关停。

头戴高产的帽子,其实很多人家连温饱都没有解决。他强调大学生应该多去运动,坚持锻炼身体,这也是良好生活习惯的基础。“扶持+拼搏”巾帼建功不让须眉黑龙江省女创业者协会理事张丽楠张丽楠是黑龙江省女创业者协会第一个成功孵化的创业者。

时先生报案后,上海市公安局刑侦总队和静安公安分局经过缜密侦查,发现了诸多类似的案件线索,这背后有一个犯罪团伙多次以虚假借款的方式实施违法犯罪。在历史观意义上,实践唯物主义强调从人的历史活动出发理解人类历史发展规律,从人作为历史“前提”和历史“结果”的辩证运动中阐述人类历史发展规律,从人的历史活动“历史”地看待人与环境、人与文化、历史人物与历史结果等错综复杂的矛盾关系。ChinesePremierLiKeqiangarrivesintheAustraliancapitalofCanberraWednesdaynightforanofficialvisit.[Photo/Xinhua]"Iwastoldthatforitsnationalemblem,Australiapicksakangarooandanemu,twonativeAustralianspecies.Neitherofthetwolikesmovingbackwardbutonlyforward,symbolizingadynamiccountrythatalwaysmovesforwardinprogress,"thepremiersaidinthearticleentitled"WeWanttoWorkwithYouforProgressandPeace".Thepremiersaidthatthetwocountrieshavebuiltuptrustandmanageddifferencesinthespiritofequalityandmutualrespectsincetheestablishmentofdiplomaticties.ChinaandAustraliatiedtheknot45yearsagoin1972.LisaidtheChinesepeopleadmireAustraliansfortheirperseveranceandcouragetoforgeaheadastheAustraliannationalanthemsays"leteverystageinhistory’spageadvanceAustraliafair".Healsosaid"advance"isasharedkeywordinbothcountries’nationalanthemsandheisconfidentthatthetwopartnerswillcontinuetomoveforwardastheyhavechosenwhileworkingtogethertoaddressglobalinstabilitywithstability.

另一方面则是为了语言规范。  MorningstarInvestmentService驻深圳分析师玛丽·孙(MarieSun)表示:我认为在可预见的未来,ApplePay无法在中国获得支付宝或微信支付那样高的市场份额。Atsixyearsold,ZhangBaolanstartedlearningtheartofcottonwooldrawingfromhergrandmotherandmother,whowerebothenthusiasticaboutpapercuttingsandfabricart."ThecottonwooldrawingsmadebymygrandmaandmotherwerequitesimpleandIstartedtomakeitmoreelegantandelaboratefrom1986whenmydaughterswenttouniversitiesandIhadmoretimetoworkontheart,"Zhangsaid.Nowthe69-year-old"scottonwooldrawingsarequitepopularoverseasandshehasbeeninvitedtoholdexhibitionsinseveralcountriesandregions.ManyofherartworksarecollectedbyartinstitutionsorprivatecollectorsintheUnitedStates,Germany,France,Singapore,HongKongandTaiwan.EventheformerUSpresidentBillClintoncollectedoneofhercottonwooldrawingsduringastatevisittoChinain1998.

分析这些年,经历了太多太多的事情,纵观国际热潮,唯有心静如水,方能气贯长虹,无论你还是现货投资市场迷茫,还是在行情里不知所措,或者状态不佳的都可以和老师聊聊。特别是中国、印度、印尼等新兴市场的亚洲国家,会继续引领全球经济稳健前行。  在八岗粮管所门卫王某和粮贩袁某看来,八岗粮管所仓库内小麦受潮变质,还跟仓库的建设缺陷有很大的关系。

而他们到案后也大呼冤枉,有些甚至还带着亲友一起跳了火坑。吉林全省加强森林防火综合能力建设,提高吉林全省森林防火工作水平,力争守住“无重大森林火灾和无扑火人员伤亡事故”这条底线。2017-03-1615:14:23“观云识天”,两位是从自己专业的领域阐述了“观云识天”现在更多的更主力的是靠专业的设备,那我想从另外一个方面我们再来谈论一下“观云识天”,师太,我们很多从事气象科普的人在做这件事,包括你不遗余力的跟大家分享,这个是什么云,是什么机理造成的。

七是加大历史文化研究阐释力度,采取措施繁荣发展哲学社会科学,特别是加强区域历史文化研究,构建“闽派文化”思想体系、学术体系、话语体系。下午2点,我们有幸见到了黑龙江省女创业者协会的会长张成莲以及协会的主要成员,大家在愉快的氛围中,谈起了协会一步步走来的感人历程。  公开资料显示,博大面业集团是中国前三大的挂面生产企业,是一家以生产、销售挂面、面粉为主的农产品加工企业。

Currentlyonafour-nationtourofEurope,JapanesePrimeMinisterShinzoAbeisseekingthesupportofEuropeancountriesinhisbidtogettheSouthChinaSeadisputesontheagendafortheG7summit,tobeheldinItalyinMay.GiventhatneitherJapannoranyEuropeancountriesaredirectlyinvolvedinthemaritimedisputesintheSouthChinaSea,Abeisshowinghisdesiretomeddleintheissueforhisownends.ThisisnotthefirsttimethatAbehastriedtohijacktheG7agendaandsoughttointernationalizetheSouthChinaSeadisputestoservehisulteriorpoliticalpurposes.AbehasbeenrelentlesslypushingtogetJapandeeplyinvolvedintheSouthChinaSeadisputestojustifyhiscountry"sbiggermilitarypresenceintheinternationalarena.DaysbeforeAbeembarkedonhisEuropeantour,itwasreportedthatJapanwilldispatchtheIzumo-classhelicoptercarrier,itslargestwarship,totheSouthChinaSea.The249-metervesselisduetomakestopsinSingapore,Indonesia,thePhilippinesandSriLankabeforeparticipatinginajointnavalexercisewithIndianandUSnavalvesselsintheIndianOceaninJuly.ThiswillbeJapan"sbiggestshowofnavalforceintheregionsinceWorldWarII.Foracountrythathasneversincerelyowneduptoitsmilitaristpast,suchanopenandhigh-profiledisplayofforceisitselfalarming,withoutmentioningitsintendedpurposeofmeddlinginthesovereigntydisputestowhichitisnotaparty.Japan"sinterferencecomesatatimewhentheSouthChinaSeadisputeshaveshownclearsignsofabatingthankstotherecenteffortsofthepartiesdirectlyinvolved,andwhenChinaisnegotiatingaframeworkforacodeofconductwithSoutheastAsiancountries,whichwillpavethewayforbuildingpeaceandstabilityinthewaters.Abe"smeddlingintheissue,atthisimportantstage,laysbarehisintentionofplayinguptheissueandcreatingtroubleforChina.Andhewillnodoubtwanttokeephypinguptheissuetodistracttheattentionofthoseathomefromthelandscandalinwhichheandhiswifehavebecomeembroiled.YetwhileitmaysuitAbetoplayuptheSouthChinaSeaissue,heshouldbeawarethemorehedoes,themorepeopleintheregionwillnotdeemJapantobearesponsiblecountry,animageJapanhastoestablishinthefirstplaceifitwantstobetreatedasanormalcountry.“三亚作为一个旅游城市,成立旅游警察以后,旅游投诉同比下降了50%以上,旅游市场秩序明显好转,国内外游客满意度大大提升。  研究结果表明,机器人会通过不断试错,记住那些能帮助它们完成某一任务的符号、单词和信号,并将这些信息存储在自己的循环神经网络中,从而学会了彼此合作和交流。

ChinamustperfectitssystemsofoperatingState-ownedbusinessesabroadtobetterevaluatetheirperformanceandholdmisbehavingstaffersaccountable,PremierLiKeqiangsaidonTuesday.Thegoalisto"ensurethesafeoperationofState-ownedassetsandthattheirvalueismaintainedorincreased",LisaidinBeijingattheStateCouncil"sannualmeetingonmaintainingcleangovernment.TheStateCouncil,China"sCabinet,holdsthemeetingeachyeartoreviewthegovernment"sworkinfightingcorruptionandothermisconductoverthepreviousyearandtooutlineprioritytasksthatwillboostself-discipline.Atthemeeting,LinotedthatasState-ownedenterprisesandcapitalgoglobal,"supervisionandmanagementmustcatchupinatimelymanner".China"scentrallyadministeredSOEsinclude9,112businessentitiesoperatinginabout185countriesandregions.TheSOEshavetotaloverseasassetsofmorethan5trillionyuan($725.6billion)and346,000employeesoperatingoverseas,XiaoYaqing,headoftheStateCouncil"sState-OwnedAssetsSupervisionandAdministrationCommission,saidearlierthismonth.WhiledeliveringtheGovernmentWorkReportattheannualplenarysessionofNationalPeople"sCongressonMarch5,Liunderlinedtheneed"topreventthelossofStateassets"andtoenableSOEstobecomeleanerandhealthierandincreasetheircorecompetitiveness.AtTuesday"smeeting,thepremierwarnedthat"theState-ownedassetsarethecommonwealthofallofChina"speople"andmustneverbecometheeasilygained,ill-gottenpossessionsofanysingleperson.LiWei,aresearcherattheNationalAcademyofDevelopmentandStrategyatRenminUniversityofChina,saidthatsomeState-ownedcompanieshaveunderestimatedtherisksofoverseasinvestment,leadingtofinancialloss.SomecasesinvolvinginvestmentoverseashaveunderscoredtheimportanceofsteppingupsupervisionoftheoperationsofChina"sState-ownedenterprises,hesaid.AlsoonTuesday,PremierLisaidthegovernmentwillspeeduptheprocessthisyearofstipulatinginlistsallofthepowersandresponsibilitiesoftheStateCouncil"sdepartments.Thesemanagementlistswillprovideageneralinventorytoregulatethegovernment"spowersandresponsibilities,Lisaid.Thegovernment"seffortsinreducingpowerswillbemaximized,Lisaid.AsChinahassetthegoalofeliminatingpovertywithinthecountryby2020,boostingtheefficiencyandthesupervisionofpovertyalleviationeffortswasraisedatTuesday"smeeting.Lisaidthefocusshouldbeondirectingthealleviationeffortsandresourcestowheretheywilldothemostgoodratherthantothosenotinactualneed.Particularly,whenofferingsubsistenceallowances,thereshouldbenocasesofprovidingfavors,courtingconnections,orinfluence-peddling,Lisaid.广西壮族自治区旅游发展委员会主任甘霖介绍,广西将积极推进创建综合监管“1+3”模式。杨陵江表示:“洋河是最具创新思维和能力的酒类厂家,双方的合作将优势互补,发挥创新专长,合力在产品开发、品牌营销、供应链方面做出顺应新零售发展的创新。

近期,北京市加大了对商品房销售价格行为的检查力度。  石室中学初中学校德育主任廖新介绍,该校是成都市首批引起创客教育的学校之一,成都正在打造国际创新创业中心,创客教育可以从小培养孩子们的创新能力和实践能力,提升他们的思维能力和动手能力。TheInternationalTelecommunicationUnionhasadoptedChina"snationalstandardformobiledevices"animationasaninternationalcriterion.It"sChina"sfirsttechnologicalstandardinaculturalfieldtobeadoptedinternationally,theMinistryofCulturesaidatanewsconferenceonMonday.ThestandardnumberT.621hasbeenusedbyover1,000mobile-deviceanimationoperatorsinChina.Thiscreatesuniformedformatsandtechnicalmethodsforrunningcontentnationwide.BeijingUniversityofPostsandTelecommunicationsprofessorChenHongsaysthestandardsavescontentoperatorsenergyintermsoftransformationamongdifferentformats.Itgivesthemmoretimetocreatenewcontentandfacilitatesthecirculationofnewproduction.HeaddsthattheinternationalizationofChina"snationalstandardwillhelpChinesehardwaremanufacturersgooverseas.YuQun,anassistanttotheMinisterofCulture,saysthestandard"spromotionwillfirstfocusonBeltandRoadInitiativecountries.It"llgraduallyspreadtotheAmericasandEurope.HealsosaysChinawilldevelopmoreinternationaltechnologicalstandardsrelatedtotheculturalsphere.Related:

他们在发言中介绍了各自部门、各自单位、各自领域传承发展中华优秀传统文化的经验做法,也对今后的工作提出了意见和建议。  孙骁骥表示,中国的楼市,目前已经呈现出双重的两极分化:一二线和三四线城市价格的分化,三四线城市之间的价格分化。  对此,李大维则回应,我认为没有这个必要,两岸关系不是外交关系。

朋友在日本联系卖家,刘洋在国内联系买家,然后商品直接从日本发给消费者。  【环球时报特约记者高文宇】在外风光无限、回乡千夫所指……如此反差强烈的区别待遇如同骨鲠在喉,多年以来一直困扰着籍欧洲理事会主席唐纳德·图斯克。飘了多年的心回到了地上。

  依据年报,中国电信和中国联通期内净利润均出现下滑,中国电信2016年净利润同比减少10.2%,中国联通期内净利润同比下滑94.1%。  当然也需要看到,受制于宏观制度环境,深圳尚未在法治层面真正理顺政府与市场关系,招商引资变权力寻租的风险仍然存在。ChinamustperfectitssystemsofoperatingState-ownedbusinessesabroadtobetterevaluatetheirperformanceandholdmisbehavingstaffersaccountable,PremierLiKeqiangsaidonTuesday.Thegoalisto"ensurethesafeoperationofState-ownedassetsandthattheirvalueismaintainedorincreased",LisaidinBeijingattheStateCouncil"sannualmeetingonmaintainingcleangovernment.TheStateCouncil,China"sCabinet,holdsthemeetingeachyeartoreviewthegovernment"sworkinfightingcorruptionandothermisconductoverthepreviousyearandtooutlineprioritytasksthatwillboostself-discipline.Atthemeeting,LinotedthatasState-ownedenterprisesandcapitalgoglobal,"supervisionandmanagementmustcatchupinatimelymanner".China"scentrallyadministeredSOEsinclude9,112businessentitiesoperatinginabout185countriesandregions.TheSOEshavetotaloverseasassetsofmorethan5trillionyuan($725.6billion)and346,000employeesoperatingoverseas,XiaoYaqing,headoftheStateCouncil"sState-OwnedAssetsSupervisionandAdministrationCommission,saidearlierthismonth.WhiledeliveringtheGovernmentWorkReportattheannualplenarysessionofNationalPeople"sCongressonMarch5,Liunderlinedtheneed"topreventthelossofStateassets"andtoenableSOEstobecomeleanerandhealthierandincreasetheircorecompetitiveness.AtTuesday"smeeting,thepremierwarnedthat"theState-ownedassetsarethecommonwealthofallofChina"speople"andmustneverbecometheeasilygained,ill-gottenpossessionsofanysingleperson.LiWei,aresearcherattheNationalAcademyofDevelopmentandStrategyatRenminUniversityofChina,saidthatsomeState-ownedcompanieshaveunderestimatedtherisksofoverseasinvestment,leadingtofinancialloss.SomecasesinvolvinginvestmentoverseashaveunderscoredtheimportanceofsteppingupsupervisionoftheoperationsofChina"sState-ownedenterprises,hesaid.AlsoonTuesday,PremierLisaidthegovernmentwillspeeduptheprocessthisyearofstipulatinginlistsallofthepowersandresponsibilitiesoftheStateCouncil"sdepartments.Thesemanagementlistswillprovideageneralinventorytoregulatethegovernment"spowersandresponsibilities,Lisaid.Thegovernment"seffortsinreducingpowerswillbemaximized,Lisaid.AsChinahassetthegoalofeliminatingpovertywithinthecountryby2020,boostingtheefficiencyandthesupervisionofpovertyalleviationeffortswasraisedatTuesday"smeeting.Lisaidthefocusshouldbeondirectingthealleviationeffortsandresourcestowheretheywilldothemostgoodratherthantothosenotinactualneed.Particularly,whenofferingsubsistenceallowances,thereshouldbenocasesofprovidingfavors,courtingconnections,orinfluence-peddling,Lisaid.

2004年,琥珀啤酒厂却与香港亚投公司产生纠纷闹僵,经营活动停止。这也让三四线房市成为投资的热点。ComophototakenonMarch19,2017showsgoldeningotandjewelleriesunearthedduringanarchaeologicalexcavationatPengshandistrictunderMeishancity,SouthwestChina"sSichuanprovince.Morethan10,000goldandsilveritemsthatsanktothebottomofariverinSichuanprovinceover300yearsagohavebeenrecovered,archeologistssaidMonday.Theitemsincludedalargeamountofgold,silverandbronzecoinsandjewelryaswellasironweaponssuchasswords,knifesandspears.[Photo/Xinhua]

今天我们不能随便打喷嚏了,中国与世界的关系也已经不是原来的关系了。王希(化名)回忆称,去年5月曾花了6.49元在淘宝上购买了这类优惠券,随后客服提供了一个新的手机号注册的账号。北京化工大学2017年自主招生计划控制在190人以内,与去年相同。

经济转型升级首先表现为技术进步形态的转型。  对于黄记煌多次曝出食品安全问题,食品产业研究员朱丹蓬认为,根本原因在于黄记煌的加盟模式,导致门店数量迅速增长,从而对店面的监管无法落实到位。2017-03-1614:48:57我特别欣慰的是,我们业内会有一些严格的限定,雾和霾这两个字是不能放在一起的,昨天总理说到了谈论雾霾问题我们如何来解决,他是一个长期的,是一个发展阶段可能难以避免的,为什么要说起这个呢,就是因为有的时候真的说不清楚,尤其是曹晓钟主任您说的层云,与雾之间区别的时候,有的时候我们晒照片到底是什么,那个是层云不是雾,所以说因为我们的雾和霾渐渐多了之后,那个层云也成为犯罪嫌疑人,被引入到这里面来了,所以说在这个时候你其实科普也特别的重要。

  俄新社22日援引俄高级经济学院专家安德烈·费松的话说,朝鲜此举是为了给新政府留下一个印象,什么型号的导弹和发射是否失败并不重要。医生称,无论身体复原还是心理重建,索菲未来的路注定会无比坎坷、漫长。一天很快又消磨过去了,简单而悠闲。

3月21日,洋河与1919召开战略合作发布会,并发布由1919专销的战略新品“金洋河”及“洋河头曲”。经警方初步统计,该案涉案金额超300万元。上午十点半左右,她拄着拐杖下楼,在小区里散步。

即便美国走上保守主义和孤立主义,澳亦绝无可能弃美投华,何况这对中国也毫无实际意义;另一方面,澳国内市场的狭小决定其必须依靠全球市场,绝无可能推行任何反对贸易自由化和全球化的政策,绝无可能放弃与中国的经贸关系。ShanghairemainedthemostexpensivecityontheChinesemainlandforexpatriates,accordingtothelatestWorldwideCostofLivingSurveyreleasedonTuesday.Shanghai,China"sbusinesscenter,isnowranked16thoverall,downfrom11thlastyearandonparwiththecostoflivingintheNewZealandcitiesofAucklandandWellington.Thesurvey,conductedbytheEconomist"sIntelligentUnit,foundShenzhenandDalianwerethenextmostexpensiveChinesecitiestolive.BeijingandSuzhou,whichsawthebiggestdropamongtheeightChinesecitiesexamined,bothfell16placesto47thand69threspectively.Suzhou,GuangzhouandTianjin,tiedfor69thplace,makingthemthecheapestcitiesontheChinesemainland,accordingtothereport.Overall,Singaporeretainsitstitleastheworld"smostexpensivecityforafourthconsecutiveyear,followedbyHongKongandZurich.Thesurvey,whichcomparesthepriceofover150itemsin133citiesaroundtheworld,foundthatSingaporewas20percentmoreexpensivethanNewYorkand5percentpricierthanChina"sHongKong.JonCopestake,editorofthesurvey,saidthatSingaporereflectedaregionaltrend,withAsianhubsbecomingmanyoftheworld"smostexpensivecities.InadditiontoHongKong,Singaporewasjoinedinthetop10bytheJapanesecitiesofTokyoandOsakain4thand5thplacerespectively,andtheSouthKoreancapitalSeoulin6thplace.首先,对比分析各类型智库的优势与不足。