伍兹莱德杯再爆囧事 太阳镜被调侃“品味糟糕”

亚美优惠http am8.com

2019-04-26

  我们每年会有体能业务考核,例如,单、双杠,3000米,5000米,负重3000米、5000米以及参与技能的操作,如灭火救人操、百米梯次进攻操等,没有体能作为保障是完成不了的。禁止通行的车辆可绕行六环路、京新高速公路、110国道。美方的说法是,该导弹在发射的数秒内爆炸。

若特朗普政府削减相关投资,很可能为中国的推进战略助一臂之力。“核辐射事件对食品安全的影响,个体可以忽略,但国家不能忽略。66.0%的受访者认为当下遵从中国传统的养生观念依然重要。

这种云灰蒙蒙、雾蒙蒙的,像一层面纱一样,毫无生气,但这种天气这种云是大家都不喜欢的。“毫无疑问,优质的综艺节目总是以内容驱动资本,而不是资本驱动内容。随着侦查的不断深入,警方发现黄某琼胆大心细,利用多种手段开展犯罪活动,用不起眼的旧货店阁楼作为办公场所,安排不同人员在路边接收支票,使用多个账户进行交易或转账。

  黄柯的汽车买卖合同使用说明一栏还特别注明,该合同所称汽车是指由汽车销售企业出售的新车。编者按:“东部各高校,请对中西部高校的人才‘手下留情’!”教育部召开的中西部高等教育振兴计划工作推进会上,教育部部长陈宝生表示,支持东部地区高层次人才向西部地区流动,不鼓励东部高校从中西部、东北地区高校引进人才。对患者而言,因为每个患者在就诊疾病、治疗方案、治疗周期上的差异,受改革影响不一,不同患者的费用有升有降。

我们马上接起管子后,我们的沼气灶上冒出一尺高的火焰,我看再憋一阵子,池子要炸了。实践唯物主义面对和努力回答的时代问题实践唯物主义的突出特征在于强烈的问题意识、鲜明的问题导向。黄欲晓表示,女性养颜除了外敷,还要兼顾内调,从内而外散发的美丽才持久。

如今,中国考虑在月球建一个永久基地——而这只是中国诸多科学雄心中的一项。台盟湖北省委会主委江利平希望大陆能积极吸纳包括台湾同胞在内的各层次人才队伍,开创长江经济带人才引进和培养的新格局,支持上海、江苏、湖北等地的台生就地实习、就业,重视台湾青年与大陆青年在新媒体、互联网等新兴产业等领域的优势互补,促进两岸经济社会融合发展。汤连刚的话一语成谶。

全球访问量排名在200位左右,日均独立IP两千万,已进入世界主要网络媒体行列。  办案人员查明,这批涉案进口的毒矿渣主要来自美国一家受环保署监管的破产企业,少部分来自于韩国。Chinahasthelargestlaborforceintheworld.However,manyenterprisescomplainaboutalackofskilledworkers,especiallyseniortechnicians.Itisaproblemthathasattractedtheattentionofthecentralleadership.In2014,theStateCouncil,China"sCabinet,calledforthestructureofhighereducationtobeoptimizedsothatvocationaleducationaccountedformorethanhalfofthetotal.Italsosetthegoalofstudentsatmiddlevocationalschoolsreaching23.5millionby2020.However,thatcallwentunheeded.Accordingtoofficialdata,thenumberoffreshstudentsformiddlevocationalschoolsnationwidewas6millionin2015,or185,100fewerthan2014.Thenumberofstudentsstudyinginmiddlevocationalschoolswas16.56million,almost1millionfewerthan2014.Inotherwords,vocationaleducationdeclineddespitetheencouragementoftheauthorities.Thatshouldarouseourconcern.Itislowpayandthelowsocialstatusoftechniciansthathaspreventedfamiliesfromsendingtheirchildrentoattendvocationalschools.Asaresult,technicalworkasaprofessionhasnotimproved,andthepayremainslow.Inordertobreakthisviciouscircle,therearetwothingsthatmustbedone.First,theauthoritieshavetofurtherequalizetheeducationsystemsothatthosereceivingvocationaleducationdonotfeelinferior.Currentlyonlythosestudentswhofailtogethighenoughscorestoentercollegeswillchoosevocationalcolleges,andthisphenomenonmustbechanged.Second,moreresourcesmustbeinvestedinvocationalschools.Forlong,vocationalschoolswerebusyattractingstudents,butforgottobuilduptheiradvantages;asaresult,vocationalschoolgraduatesareoftentreatedascheaplaborbyenterprises.Itistimeformoregovernmentinvestmentinvocationalschools,sothattheycangetenoughqualifiedteachersandchangetheirstatus.

理论与实践的关系问题。  张同学说,自己是永泰县盘谷乡人,在家排行老二,老父亲已经76岁,基本没有劳动力。2017-03-2010:11:492017年1月27日,农历大年三十,由中国主导的手机(移动终端)动漫标准在瑞士日内瓦召开的国际电信联盟第16研究组全体会议上顺利通过审议(标准号T.621),总书记16号到的日内瓦访问,正好我们那两天在那儿跟国际电联召开大会。

值得一提的是,至今共受理审查起诉非法集资案件51件199人,涉案金额数十亿元。图片来源于网络,稿费问题请与我们联系。Andthisproblemshouldbemuchaccountedof,Listressed,varioussocialproblemsmaybecausedbyit,ifpropertydeveloperscouldn’tgainreflowoffundsandevengobankrupt,it’salsodifficulttosolvelargeamountsofmigrantworkers’accruedsalary.Sincepropertytaxhasbeenofficiallyannoucedimpossibletolaunchduringthisyear"stwosesssions,butLibelievesthereisstillapossibilitythatitwouldbeintroducedinthecomingyearsasanalternativetochargingalandtransferfeeswhenstate-ownedpropertyleasesareupforrenewal."Aproblemthatourauthorityhasbefacedupwithisamountsoflands’usagetermareabouttoexpired.Theusagetermoflandsforcommercialuseis40years,industriallandsandresidentiallandsare50yearsand70yearrespectively.Especiallyforresidentiallands,iftheirlandusagetermsexpireandresidentsareaskedtopaylandtransferfeesforanothertermthatmeansalargeamountofmoneyandwould,obviously,beunbearableforthem.Withthisinmind,collectingpropertytaxmaybeagoodwayinsteadofpayingland-transferfees,andmaydefinitelymakeresidentsfeelmuchbetter,"Lisaid.PreviouslymostofLi"sproposalsrelatetothepropertymarket,thisyearhehasalsodrawnonhisexperienceasvicechairmanofChinaSiyuanFoundationforPovertyAlleviation,toputforwardaproposalaroundmanagementofnon-profitorganizationsoperation.Moreemphasisshouldbeputonimprovingtransparencyofnon-profitorganizations,Lisaid."Aswehaveseen,manynegativenewshappenedinthisareathroughlastyear,almostledtoacrisisofconfidenceamongthepublictosomedegree.It’svitaltokeepdonorsinformedaboutthecapitalflowsofthedonations."Hehasalsosuggestedscrappingtheratingsystemfornot-for-profitsarguingthereislittledifferenceinthecategories."Ifthere’snodifferenceinfund-raisingbetweena5Aorganizationanda4Aone,whybothertogivearatingforthemAfterallNGOsarenotlikehotelsorrestaurants.Tothepublic,it’sthetranparencythatreallymatterswhentheywanttoknowwhetherapublicfundingfoundationisoperatinganactualgoodpublicwelfareprogram."Liexplained.

因为大众渠道已被vivo、OPPO、华为等品牌牢牢占据,想抢占这部分市场,联想建设渠道的成本将相对于运营商渠道更高。中国网总编辑王晓辉向中国贸促会副会长、2019北京世园会政府总代表王锦珍介绍中国网情况。医事服务费是本次改革新设置的项目,目的是补偿医疗机构部分运行成本,体现医务人员技术劳动价值,推动分级诊疗,其对应的原来收费项目是药品加成、挂号费和诊疗费。

针对“政出多门”“多头管理”的状况,他提出,可以再在自贸试验区及出入境口岸等地设置台湾青年创业咨询服务窗口,开辟绿色通道,为创业青年提供高效、便利、优质的“一条龙”服务。  专家分析,现代战争的主力是导弹和航空战力,因此中国需要在尽可能远离本土的地方部署战力,拓展作战空间。产业链的延伸,让沅江芦苇的这个传统产业渡过了难关,不仅企业赚钱,也解决了周边农民的就业。

这个群体能够更好地传播奥迪品牌,影响周围人群。不可否认,民族主义情绪两国都有,王林昌说,但的确有非常多的韩国人坚持反对政府部署萨德。”会谈最后,内塔尼亚胡向李克强发出访以邀请:“只要您愿意来访,我们愿意对工作计划做任何修改!您任何时候来,我们都会非常荣幸地欢迎您!”(责任编辑:刘杨

通知还对住房公积金贷款条件进行了调整,将用公积金贷款购买首套房的首付款比例提升至30%,二套房首付比例提升至60%,停止向购买第三套及以上住房的家庭发放住房公积金贷款;同时,暂停受理住房公积金异地个人住房贷款。酒类电商时代来临,洋河开始全网布局,打造了多款电商专销的爆款,2016年天猫“双十一”取得酒类单品销量第一、总销量第二的品牌旗舰店的好成绩。  而邹平县人民法院在一审判决中认定,山东琥珀啤酒厂的7名高管利用职务之便,为华润雪花谋取利益,构成受贿罪。

中国能够生产大量鱼子酱,俄罗斯不可能与中国生产商竞争。希望各级民政部门在党委、政府的领导下,切实做好组织工作,认真落实岗位责任,积极提供良好服务,不断强化安全管理,努力营造清明祭扫平安、便利、文明、和谐的氛围。高晓松晒体检报告,称因为关心祖国与韩美关系压力山大。

当下,一些年轻人为了美观,即使在很冷的天气也只穿着轻薄的衣物,对于这种做法,47.2%的受访者认为有碍健康,不应该为了美丽而选择“冻人”;20.5%的受访者认为虽然不利于健康,但是影响不大;20.5%的受访者感觉无所谓,是个人的选择;5.8%的受访者认为无可厚非,美观同样很重要;5.4%的受访者认为只要在室外时间不长,应该不会对健康造成很大危害。记得您第一次访华是在1994年,您对中国的印象如何?答:每次我去中国,都能感受到中国的飞速发展,无论是拔地而起的建筑还是我所见到的人或科技创新。2万吨废矿渣仅冶炼出200吨铜锭,环境危害极大洋垃圾走私为何屡禁不止?其中究竟有多大利润?据了解,其中2万吨铜渣只冶炼出200吨铜锭,而且这200吨铜锭还是该冶炼加工厂从国内购买已经冶炼好的成品铜锭重新投入熔炉当中再次生产出来的。

  车厢将会在空气被几乎抽干、几乎毫无空气阻力的封闭轨道中移动,就像喷气飞机在极高海拔飞行时一样,HTT公司在介绍中表示,轨道中仅存的空气将会被通过空气压缩机抽到车厢的后面,以此推动前进。PhotosofbottlesfoundinanAmsterdamcanal,vintagejewelry,antiquecoinsandvideosonlightaredisplayedatachicshowatanewartspaceinSanlitun,anentertainmenthubinBeijing.TRU-M,foundedbyMalaysian-AmericaninteriordesignerMichaelGooandChinesefashiondesignerWangChu,openedinFebruarywithashowoflarge-scaleinstallationsfocusingontherelationshipbetweenpeopleandpublicspaces.ThecurrentshowthatopenedonWednesdayassemblesoldthingstocreateasenseofhistoryinamodernway."Wewanttotellpeoplethatartisnotdistantfromlife.Artislife,andlifeisart.Wearetryingtodotheshowinawaythatcanattractyoungsters,"Goosaysofhisdecisiontosetupanartspaceinashoppingareasurroundedbyhipstoresinsteadofatanarthubinthecity.Theshowisdividedintothreepartstopresenttheclassicalaura-bottles,vintagejewelryandantiquecoins.因此网络文艺活动各个环节中对数字化网络生产和审美潜能开发的程度,就构成了网络文艺批评的首要标准。

”“我们产品要做大,最重要的是还是品质要做好。Theconceptusesthatgrewoutoftheembryoniccellsbroughtbackfromspace.[ScreenshotofCCTVreport]TheembryoniccellsofthemangobroughtbackbymannedspacecraftShenzhouXIlastNovemberafterthe33-dayspacemissionhavenowgrownnewtissuesatalabinSouthChina"sHainanprovince.Thesecellsweredevelopedunderanexperimentdesignedtocultivateanewvarietyofmangothroughenvironmentalmutationinspace.Scientists"nextstagetaskistostudyhowthemutationcanaffectthefruitandfurthercultivatethebreedthatcanbecome"spacemangoes"."Spacemangoesareexpectedtobeinsect-resistant,ofhigherqualityandprovidemoreoutput,"saidPengLongrong,headoftheproject,toCCTV.“以前也明白要规律作息,但就是不能落实到行动上。

  千岛湖鲟龙公司是中国最大的鱼子酱生产企业,该公司副总经理夏永涛22日告诉《环球时报》记者说,俄罗斯经销商从中国进口鱼子酱再进行转口贸易出口到其他国家没有问题,但是一定要在产品上标明中国制造,否则就是违法行为。KwabenaBoahen,aprofessorofbioengineeringandofelectricalengineeringatStanfordUniversity,hasenvisionedanewgenerationofcomputerstobebrainlike,orneuromorphic,machinesthatarevastlymoreefficientthantheconventionaldigitalcomputers.Asconventionalcomputerchipsarenotuptothechallengesposedbynext-generationautonomousdronesandmedicalimplants,"wehavereachedthepointwhereweneedtodosomethingdifferent",saysBoahen,alsoamemberofStanfordBio-XandtheStanfordNeurosciencesInstitute."Ourlab"sthreedecadesofexperiencehasputusinapositionwherewecandosomethingdifferent,somethingcompetitive."Moore"slaw,anobservationmadebyIntelCorpco-founderGordonMoorein1965,hasheldupprettywellforfivedecades:Roughlyeverytwoyears,thenumberoftransistorsonecouldfitonachipdoubled,allwhilecostssteadilydeclined.However,transistorsandotherelectroniccomponentsaresosmalltheyarebeginningtobumpupagainstfundamentalphysicallimitsontheirsize.Andthereareneedsforcomputingtobeeverfaster,cheaperandmoreefficient.InthelatestissueofComputinginScienceandEngineering,Boahensaysthatthefutureisnow.Hesaysthatwhileothershavebuiltbrain-inspiredcomputers,hewasquotedinanewsreleasesayingthatheandhiscollaboratorshavedevelopedafive-pointprospectusforhowtobuildneuromorphiccomputersthatdirectlymimicinsiliconwhatthebraindoesinfleshandblood.Thefirsttwopointsoftheprospectusconcernneuronsthemselves,whichunlikecomputersoperateinamixofdigitalandanalogmodes.Intheirdigitalmode,neuronssenddiscrete,all-or-nothingsignalsintheformofelectricalspikes,akintotheonesandzeroesofdigitalcomputers.Buttheyprocessincomingsignalsbyaddingthemallupandfiringonlyonceathresholdisreached-moreakintoadialthanaswitch.ThatobservationledBoahentotryusingtransistorsinamixeddigital-analogmode.Doingso,itturnsout,makeschipsbothmoreenergyefficientandmorerobustwhenthecomponentsdofail,asabout4percentofthesmallesttransistorsareexpectedtodo.Fromthere,Boahenbuildsonneurons"hierarchicalorganization,distributedcomputationandfeedbackloopstocreateavisionofanevenmoreenergyefficient,powerfulandrobustneuromorphiccomputer.Overthelast30years,Boahen"slabhasimplementedmostofitsideasinphysicaldevices,includingNeurogrid,oneofthefirsttrulyneuromorphiccomputers.But,inanothertwoorthreeyears,Boahensays,heexpectshisteamwillhavedesignedandbuiltcomputersimplementingalloftheprospectus"fivepoints."It"scomplementary,"Boahensays,addingthat"it"snotgoingtoreplacecurrentcomputers".Butasmostpersonalcomputersoperatenowherenearthelimitsofconventionalchips,neuromorphiccomputerswouldbemostusefulinembeddedsystemsthathaveextremelytightenergyrequirements,suchasverylow-powerneuralimplantsoron-boardcomputersinautonomousdrones.督查发现的主要问题有:“散乱污”企业或企业群违法违规复产,北京、石家庄、廊坊、邯郸、临汾、济南、焦作多地企业被通报,有的企业无任何污染治理设施。

”长乐市委文明办主任林锦飚说,如此风气,让不少群众发愁“家里结不起婚,死不起人”。近日,华润啤酒(控股)有限公司在香港公布2016年度业绩报告。姚某和情人则利用这些被操控的聋哑人上缴的犯罪所得购买豪车、奢侈品等。

可要在中国市场真正翻身,仅依仗渠道,恐怕还远远不够。2017-03-2010:48:10第二,我想主要还是怎么应用。作为思想文化大报,不仅要在议程设置上高度重视,而且要格外注重从形式到内容的改进创新,只有这样,才能满足互联网时代广大读者“饱读”“深读”“悦读”的需求。

如果一个单店的上座率不足,加盟商就很容易出现各种管理不到位、食材以次充好的问题。防性侵的课程看起来并不复杂。随着网络综艺日趋火爆,业界普遍估计,这个数字在2017年将继续上升。

22日,在太阳花学运3周年刚过之际,被搁置已久的两岸协议监督条例进入立法院排案审查,引爆蓝绿缠斗,审查陷入僵局。国内的模式是,你可以先投车,后跟政府打交道,但美国不行,你要过议会、市政厅,拿到相关审批才可以运行。其中,GL8环比下降8533辆,降幅超6成。

据TNSGlobalLtd公布数据显示,中国40%的联网消费者每周都会使用移动设备支付。新华社北京3月19日电(记者李忠发)国家主席习近平19日在人民大会堂会见美国国务卿蒂勒森。央视315曝光的在饲料生产经营和养殖环节违法违规使用兽药等问题,将作为整治内容的重中之重,予以重点治理。

66.0%的受访者认为当下遵从中国传统的养生观念依然重要。Mostpreschoolersstruggletogotoschoolontheirown,letalonetrek5miles(8kilometers)ofsnowfieldpackedwithwolvesinsubzerotemperatureinSiberia.However,afour-year-oldgirlSaglanaSalchakinRussia"sTuvarepublicdidjustthatlastmonthtofetchhelpforhergrandmother.Herheroicmovetouchedsoulsaroundtheworld,butalsoraisedconcernaboutproperparentalcareandpoorlocalfacilities.Herjourneybeganwhenshewasaskedbyhergrandfathertogethelpwhenshefoundher60-year-oldgrandmothermotionless.Hergrandfather,whoisblind,didnotrealizeitwas5amandpitchdark,reportedSiberianTimes.Theonlythingthegirlhadwasmatches,whichshetookincasesheneededtolightafire,andfollowedthetracksofahorsesled,partlyonafrozenriver,whichsheknewledtotheneighbor"shome8kilometersaway."ItwasverycoldandIwassohungry,"shelatersaid."ButIwasn"tscared.Ijustkeptwalking,walking,walking.AndIfinallygotthere."Themedicalpersonnellaterdiscoveredthatthegrandmotherhaddiedofaheartattack.Thegirl"sstorysoonwentviralandwonheartsofmany."Thisfour-year-oldisamazing.Mykidswon"tevenwalktotheneighbor"shouse,"saidaparentonfreerangekids.com."HatsofftothebravestgirlinSiberia!"tweetedScotuehlinger.TheTuvansareaTurkicpeopleethnicgrouplivinginsouthernSiberia.TheyarehistoricallyknownasoneoftheUriankhai,fromtheMongoliandesignation.Ashistoricallycattle-herdingnomads,theTuvanchildrenarebetterpreparedforemergenciesthantheircounterpartslivinginthecities.Theyridehorsesataveryyoungage,andcanwalkfartherthannormalpeople.Despitethis,localpeoplestillworriedaboutherwhenretrospectthescene."Tuvahassimplyfilledupwithwolves,"saidSemyonRubtsov,headoftheregionalsearchandrescuegrouptotheKomsomolskayaPravdanewspaper.中国社会科学院国际合作局局长、中国社会科学院蓝迪国际智库项目办公室主任王镭主持新书发布会。

缔约单位同意将在适当的时机设置《公约》的执行机构并服从该机构的监督管理。ZongQinghou,chairmanofHangzhouWahahaGroupCoLtd.[PhotoprovidedtoChinaDaily]"Israelicompaniesarepleasedtoselltheirtechnologiesbecausetheirhomemarketisrelativelysmall,"saidZong.HesaidthecompanyisseekingrobottechnologiesfromIsraelforitsnewfactorysettobebuiltinLin"aninEastChina"sZhejiangprovince.Wahahahasbeeninvolvedintheresearchanddevelopmentofrobotssince2011.Ithasdevelopedindustrialrobots,whichareusedforpackaging,palletizingandproductionmaterialdelivery.Attheendof2015,Wahahahad30industrialrobotsinitsownfactories.In2016,another100willbeputintooperation.AccordingtodatafromIVCResearchCenter,Chineseinvestorsinvested$500millioninIsraelistartupsin2015.Chineseinvestorsalsoinvested$1billioninIsraeliventurecapitalfundsin2016,up18percentyear-on-year.TheChineseandIsraeligovernmentsareworkingcloselytoestablishatop-levelmechanismforcooperationbetweencompaniesinthetwonations.MinisterofScienceandTechnologyWanGangsaidonMondaythatChinaandIsraelhadagreedtodeepencooperationininnovation.TheChina-IsraelJointCommitteeonInnovationCooperationhasplayedanimportantroleinguidingtheinnovationdevelopmentbetweenthetwonations,saidWan.HeaddedChineseVice-PremierLiuYandongandIsraeliPrimeMinisterBenjaminNetanyahuwouldattendthethirdmeetingoftheChina-IsraelJointCommitteeonInnovationCooperationonTuesdayinBeijing.AccordingtoWan,ChinahasbeenIsrael"slargesttradepartnerinAsiaandSino-Israelitradewillcontinuetohavebrightfutureprospects.NetanyahusaidonMondaythatIsraelisa"technologicalglobalpower"andaspirestobe"theperfectjuniorpartner"toChineseinvestors.Hesaidtherearehugeopportunitiesinsectorssuchascybersecurity,automotivetechnologyanddataforChineseandIsraelicompanies.OnMonday,Netanyahumetthechiefsof11largecompanies,includingJackMa,chairmanofAlibabaGroupHoldingLtd,LiuChuanzhi,chairmanofLenovoGroupLtd,WangJianlin,chairmanofDalianWandaGroupCoandZongQinghou,chairmanofHangzhouWahahaGroup.此外,长安还有新能源MPV的布局。

三是制裁会严重影响围绕朝鲜核导研制的支持性经济,但短时间内不会危及朝鲜政权的生存,这样的压力强度比较恰当,有在不导致战争情况下的可持续性。TheInternationalTelecommunicationUnionhasadoptedChina"snationalstandardformobiledevices"animationasaninternationalcriterion.It"sChina"sfirsttechnologicalstandardinaculturalfieldtobeadoptedinternationally,theMinistryofCulturesaidatanewsconferenceonMonday.ThestandardnumberT.621hasbeenusedbyover1,000mobile-deviceanimationoperatorsinChina.Thiscreatesuniformedformatsandtechnicalmethodsforrunningcontentnationwide.BeijingUniversityofPostsandTelecommunicationsprofessorChenHongsaysthestandardsavescontentoperatorsenergyintermsoftransformationamongdifferentformats.Itgivesthemmoretimetocreatenewcontentandfacilitatesthecirculationofnewproduction.HeaddsthattheinternationalizationofChina"snationalstandardwillhelpChinesehardwaremanufacturersgooverseas.YuQun,anassistanttotheMinisterofCulture,saysthestandard"spromotionwillfirstfocusonBeltandRoadInitiativecountries.It"llgraduallyspreadtotheAmericasandEurope.HealsosaysChinawilldevelopmoreinternationaltechnologicalstandardsrelatedtotheculturalsphere.Related:城市的飞速发展和人们日益增长的欲望,或许在艺术家的工作实践下有了一个喘息和慢下来缓冲的空间。

周皖柱上述公开报道显示,原任东部战区陆军第12集团军政委周皖柱少将已经调往中部战区陆军服役。此外,据赫梯王室书信记载,巴比伦当时是重要的青金石贸易中心。澳甚至召回驻全球所有大使,这种世所罕见的大动作,正是其外交顾虑的急迫表现。

  “救急”可期资金面紧日子未完  度过异常紧张的周一之后,周二,借资金、平头寸依然是银行间市场的主旋律。”刘德良说。路透社称,分析人士质疑这些制裁对朝鲜是否会像对一样有效,因为朝鲜相对封闭,与世界金融体系的联系并不紧密。