直播平台的“价值”与“洗牌”

2018电子娱乐网址大全

2019-03-17

ZhejianghuntsforHongKongtalent(www.ezhejiang.gov.cn)ArecruitmentfairforZhejiangenterprisesattractedmorethan4,300jobhuntersinHongKongonMarch18.Aimingtorecruithigh-calibertalentforZhejiangsmodernserviceindustry,80companies,universitiesandresearchinstitutesfromindustrieslikeeducation,financeandinformationtechnologyofferedmorethan1,100jobsforrecentHongKonggraduates.Preliminaryagreementswerereachedwith910applicantsatthefair.ManyjobseekersqueuedattheboothoffamousbeveragegiantWahaha.WangKai,companyrecruiter,helpedintroducejobinformationandrequirementstohopefulapplicantsatthefair.WanggraduatedfromtheUniversityofHongKong(HKU)andwasemployedbyWahahaatlastyearsfair.IvefeltthevitalityofZhejiangaftersettlinginHangzhou,Wangsaid.IhopemoregraduatesfromHongKongcancreatebusinessesandcareersthere.JinBin,ayoungmanfromJilinprovince,justfinishedstudyinghydraulicengineeringatHKU.JinsaidheisfamiliarwithZhejiangfrompreviouslyvisitingtheprovinceandhasbeenkeepingacloseeyeonZhejiangswatergovernance.TheopportunitiesandfriendlyenvironmentinZhejiangmakeitagoodplaceforworkandlife,Jinsaid.HetalkedwithZhejiangDevelopmentPlanningInstitute,expressinganeagernesstocontributetotheprovincesgreeneconomy.Zhejiangsinternationalizationhasgivenrisetoademandforthosetalentedinforeignlanguages.ZhejiangInternationalStudiesUniversity(ZISU)alsoattendedthefairhopingtoattractprofessionallinguists.HongKongisahighlyinternationalizedcityandishomeofmanyrenowneduniversities,saidrecruiterZhangLin.Wehopetogettheattentionoftalentedpeoplehere.TherecruitmentfairalsolaunchedcooperativeprojectsinHongKongforculturalcreation,tourism,cold-chainlogisticsandscientificresearch.去年7月15日,联合国教科文组织世界遗产委员会第40届大会上,广西左江花山岩画文化景观成功列入《世界遗产名录》,成为中国第49处世界遗产,填补了中国岩画类世界文化遗产的空白。消息一曝光,立刻引发舆论一片讨伐。

”苏格兰院子说,有几个人受伤的报道称,这就是在威斯敏斯特大桥上发生的枪支事件。这几年,三亚的房价和租金都涨得飞快,位置和环境好一些的小区,一平方米的价格平均两到三万元。北青报记者随机添加了一个“外卖交流群”,观察到群内已有200多名来自全国各地的点单用户。

这个针线包是习近平在我们梁家河插队的时候,他妈妈亲手做的这个针线包,给了他,上面绣了三个字,娘的心三个字,三个红字。闫文玲只好“自己花钱买药看病”,但这个小小的不方便,并没有让她打消在三亚常住的念头。“(FBI)正在调查俄罗斯政府干预2016年总统选举一事,”科米在听证会上说,“包括特朗普竞选团队成员和俄政府之间存在何种联系,以及特朗普竞选团队是否与俄方有过合作。

  截至目前,美图公司2016年年报还未披露,但其曾在IPO招股书中提到,2017年公司将继续亏损。也有律师称通缉令“水分很大”,“许多人并非贪官”。巧合的是,22日当天,韩国海洋水产部启动了对世越号沉船的打捞试验。

2017-03-1614:25:19大家都一样,遇到蓝天白云时心情都非常的好。美俄核力量角逐向无人潜艇领域拓展2016年10月,俄罗斯军方公布了其史上最大的核导弹——RS-28“萨尔玛特”导弹的照片,据说该导弹足以摧毁相当于英国或纽约州的面积。  这位业内人士进一步表示,因经济企稳,央行流动性投放意愿下降,而出于防风险等考虑,央行甚至有意维持必要的流动性压力。

此前ofo已在新加坡进行了运营,去年12月底,ofo还宣布在硅谷、伦敦等地开启城市服务试运营。澳门特别行政区政府社会文化司司长办公室主任叶炳权表示,全域旅游是近年国家非常重视及大力推动的旅游业发展模式,李克强总理在政府工作报告中也明确提出要大力发展“全域旅游”。陈劭雄《五小时》(1993,4张彩色摄影灯箱,尺寸可变)陈劭雄《街景》系列陈劭雄跷跷板——以肺部活动为支架的拍摄/观看方式1994影像装置陈劭雄《视力矫正器》装置展览现场,我们还看到了已故艺术家陈劭雄的作品,他对迅猛的城市化进程与其不断变化的环境、人的状态以及公共或集体记忆尤为敏感。

实践告诉我们,全球化、和平、发展、合作是多位一体、不可分割的。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。“深海里有人类太多的未知、太多的需求,我们在这里进行的每一步探索,都走在人类历史的最前沿;每一项科学研究,都是人类好奇而未知的。

今年一些名校的笔试、面试中,逻辑思维能力、创新思维能力仍是考察重点,对于特别优秀的入选考生,部分名校可降至一本线录取。主要抓了“五个一”:一、推出了一批研究阐发、典籍出版成果。  乐天走向何方?  公开资料显示,乐天超市是乐天集团旗下乐天玛特(LOTTEMart)在北京尝试的新业态,目前在北京拥有14家门店,面积在500平方米至1500平方米不等。

Premierlookstoexpandeconomicrelationships,strengthencooperationChinasaiditiswillingtoworkwithAustraliaandNewZealandtopushforanearlyagreementontheRegionalComprehensiveEconomicPartnership,asPremierLiKeqiangkicksoffavisittothetwocountriesonWednesday.Theeight-daytrip,thefirstbyaChinesepremierin11years,willsendapositivesignalthatChina,AustraliaandNewZealandwillpromotetheliberalizationoftradeandinvestmentamidtherisingtrendofprotectionism,Vice-ForeignMinisterZhengZeguangsaidonTuesday."Allthreecountriesarebeneficiaries,advocatesandparticipantsofAsia-Pacificregionalcooperation,"hesaid,addingthatChinaiswillingtomakeitscontributiontotheregion"seconomicdevelopmentandcooperation.WhileinAustraliafromWednesdaythroughSunday,LiwillmeetwithPrimeMinisterMalcolmTurnbull-itwillbethefifthannualmeetingoftheChinesepremierandtheAustralianprimeminister.LiandTurnbullwilldiscussaligningtheirdevelopmentstrategies,promotingcooperationinareassuchastechnologicalinnovation,tradeandinvestmentandculturalexchanges.TheywilltalkaboutmakingbetteruseoftheChina-AustraliaFreeTradeAgreement,inplacesince2015,toproducemorebenefits,Zhengsaid.Two-waytradevolumebetweenChinaandAustraliaexceeded$107.8billionlastyear,farmorethanin1972whenthetwocountriesestablisheddiplomaticties.AccordingtoZheng,technologicalinnovationisanewhighlightofbilateraltalks,as"itcouldprovideastrongimpetustocooperationintradeandtheeconomy,aswellasotherareas"."WehaveconfidenceinChina-Australiaeconomicandtradecooperation,andwearewillingtotapitspotentialfordiverseandsustainabledevelopmentinthefuture,"hesaid.(责任编辑:吴起龙)中国网财经转载此文目的在于传递更多信息,不代表本网的观点和立场。=============分页符=============公司表示,超级高铁的列车每日可以运送16.4万名乘客,每40秒就可发车一次。

我们还是应该奉行经济全球化和贸易自由化的原则。他们大多都是第一代独生子女的父母,打拼了大半生之后,轮到他们的儿女们,在北上广继续打拼。  经审查,犯罪嫌疑人曹某、徐某某对夜间驾车多次盗窃花卉的犯罪事实供认不讳。

Atlastweekend"sopeningceremonyfortheHaidianDistrictSchoolHockeyLeague"sseason,SongandYingencouragedyoungsterstotakeupthesport."IcanimaginethatmoreandmorestudentshavepickeduphockeyinBeijing.Let"senjoythepassionandjoyofthesportaltogether...andIexpecttoseesomeofyouontheiceatthe2022WinterOlympics,"saidSong,whoisplayingcollegehockeyatCornellUniversityinIthaca,NewYork,inanticipationofchallengingforaspotintheNHL.Ying,whoseseasonwrappedupwhenRedStarwasknockedoutoftheKHLplayoffsthreeweeksago,saidthekeytograduatingfromjuniorhockeytotheproranksisperseverance."Therewillbealotofchallengesanddistractions,suchasaheavystudyload,theemphasisonacademicexcellenceinChinaandmaybeotherhobbies,"saidthe18-year-oldYing."Butonceyougetintothesportyouwillbeaddictedtoit.Myadviceistokeepworkingatitwheneveryoucanandtostickwithitnomatterwhathappens."Theschoolleague"snewseason,whichrunsthroughApril,involves40teamsandmorethan520primaryandsecondaryplayerscompetinginthreeagegroups.Althoughstillontheperipheryofnationalpopularity,hockeyisgrowingbyleapsandboundsinBeijing,asevidencedbythenumberofamateurclubsinthecapital.AccordingtotheBeijingHockeyAssociation,130teamsencompassingfivedifferentagegroupstooktotheiceduringtheBeijingMinorHockeyLeague"s2016-17season,whichwrappeduplastweek.That"sahugeincreasefromtheBMHL"sdebutseasonin2008,whenonlyfourteamscompeted.Morethan3,000juniorplayershaveregisteredwiththeassociationtotakepartinweeklyafter-schoolpracticesessionsandleaguecompetitions,saidSuJun,deputydirectoroftheyouthdepartmentofBeijingSportsBureau.Toprovidemoreadvancedtrainingandaccessiblefacilitiesforyoungplayers,WukesongArena,aBeijing2022venue,hassignedapartnershipwiththeHaidiandistricteducationcommissiontobecomeanextracurricularphysicaleducationbase.Thearena,whichhostsRedStarhomegames,willopenitsrinkforstudenttrainingsessions,offerfreeticketsforstudentstoattendgamesandwillorganizeprogramstohelptrainPEteachers.sunxiaochen@chinadaily.com.cn2016年11月,北方跃龙发布股票发行方案,募集资金将用于控股子公司九一动力公司的平台产品开发、完善和运营及补充其流动资金,并列出了具体的资金使用项目。视频的俯视视角呈现了火星表面丰富多样的地表特征,试图给观众带来飞跃火星上空的独特体验。

未来随着我们从上中等收入向高收入阶段迈进,还将进入到稳定增长,也许是5%,也许是4%。阅读更多内容请参见今日出版的《环球时报》或下载登录新版环球TIME客户端。Guangzhouhas107secondaryvocationalschools,morethan10collegesforadultsandover60universities,includingSunYat-SenUniversity,JinanUniversity,SouthChinaAgriculturalUniversity,theGuangdongUniversityofTechnology,GuangzhouUniversityandtheGuangdongUniversityofForeignStudies.Thecityhascooperatedwithmorethan200researchinstitutesfromabout20countriesandregions.Itishometotwothirdsofhighereducationalinstitutions,97percentofthelaboratoriesforstatekeydisciplinesandallthestatekeylaboratoriesinGuangdongprovince.About2.88millionpeoplehaveaneducationalbackgroundabovecollegelevel.Thereare1.409millionprofessionalandtechnicalpersonneland2.122millionskilledpeople.SixNoblePrizewinners,77academiciansoftheChineseAcademyofSciencesandtheChineseAcademyofEngineering,129entriesofthe"1000TalentPlan"(aChinesegovernment-initiatedglobaltalentprogram),139,500peoplewithseniorprofessionalandtechnicalqualificationsand642,000highlyskilledtalentsworkedinGuangzhouin2015.

业内人士认为,下一轮新的竞争要素不是来自用户,而是来自政府监管。=============分页符=============公司表示,超级高铁的列车每日可以运送16.4万名乘客,每40秒就可发车一次。长期看,流动性稳定性的提升,有赖于金融机构主动去杠杆,加强流动性管理。

(责任编辑:吴起龙)中国网财经转载此文目的在于传递更多信息,不代表本网的观点和立场。然而,随之而来的问题也日渐凸显:无人机侵入军事地域、干扰军用飞行器正常飞行、航拍偷窥国防设施、泄露国防机密等事件不断增多。活动标题活动描述文字内容:各位媒体的朋友们:上午好!欢迎大家来参加文化部2017年第一季度例行新闻发布会!在刚刚闭幕的两会上,数字技术与文化内容的深度融合成为了两会的热议话题之一。

于是,王先生购买了转机机票。业内就提醒到,食品安全问题依然任重道远,消费者一定要选择大牌有保障的餐饮企业就餐。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。

从目前情况看,对第一、第三问的解读,市场观点比较一致。韩国《中央日报》预测,约瑟夫·尹与金烘均的会谈内容将集中在如何具体实施此前被提及的更广范围的对朝制裁方案。北大的降分幅度从20分起,最多可获降至一本线录取。

无人潜航器之所以具有巨大魔力,主要源于它的一系列性能优势:一是体积小,重量轻,战场毁伤概率小;二是隐蔽性好,机动灵活;三是具有多功能性,能执行不同的任务;四是可执行危及有人驾驶潜艇和潜水员安全的任务。“寻找传统医学达人”活动得到青岛市卫生计生委、市总工会、市妇联等部门支持,于2016年3月正式启动,在青岛市引起了热烈反响。China"saidtotheeducationsectorinAfricaishelpingboostteachertraining,akeycomponentinskillingthepopulationtofasttrackdevelopment,aUNofficialhassaid.AnnThereseNdong-Jatta,directorofUnitedNationsEducational,ScientificandCulturalOrganizationRegionalOfficeforEasternAfrica,inarecentinterviewrecognizedChina"scontributiontoAfrica"seducationsectorovertheyears."WevaluetheinitiativeinteachertraininginUgandaandothercountriesinAfrica.Thiswillrevitalizetheteachingprofession,"shesays.ChinathroughUNESCOdonatedequipmenttothreeteacher-traininginstitutionsinUgandaonMarch3.FiguresfromtheChineseembassyhereshowthat137tutorsweretrainedand272piecesofinformationcommunicationandtechnologyandstudioequipmentweredonated.Ndong-Jattasaystutorswereskilledonhowtointegratetechnologywithtraditionalmethodsoftraining.ChinathroughUNESCOisfundingan$8millionprojectaimedatnarrowingtheeducationalqualitygaponthecontinent.Theproject,EnhancingTeacherEducationforBridgingtheEducationQualityGapinAfrica,aimstoaccelerateprogresstowardtheachievementofEducationforAllandtheSustainableDevelopmentGoal4,whichisqualityeducation.Thefour-yearprojectthatstartedin2012focusedonprovidingasufficientnumberofqualifiedteachersinAfricathroughtrainingprograms.EightAfricancountries-Coted"Ivoire,Ethiopia,Namibia,DemocraticRepublicoftheCongo,Congo,Liberia,Tanzania,andUganda-arebenefitingfromtheprogram.Ndong-Jattasaysbesidescooperationinprimaryeducation,ChinahasbeencooperatingwithAfricatoboosthighereducation.ChinahelpedsetuptheCapacityBuildingInstituteofTeacherEducationinEthiopia,andtheregionaldirectorsayssomeAfricancountriesalsohadstudentandteacherexchangeprogramswithChina.ShesaysaconferencehasbeenscheduledinDjiboutitodiscusshowtoboostfurthercooperationwithChinaintheareaofhighereducation.

自2011年起,文化部牵头组织北京邮电大学等有关院校、中国移动手机动漫基地、爱奇艺等企业以及相关研究机构,开展了手机动漫标准的制定工作。此前2016年5月,苹果曾10亿美元入股滴滴,而滴滴又是ofo多轮投资方。更提醒大家,发微博重点在于“自拍自拍,大家不要走心”。

深刻认识文物资源是中华优秀传统文化的重要组成和基本载体。腾提度体育总裁苏玲在20日与成都传媒集团的签约会上谈到。“自卫队在东海与美军航母实施训练颇为罕见,或许意在制约多次发射弹道导弹的朝鲜和加强海洋活动的中国。

朴槿惠成为韩国历史上首名被弹劾罢免的总统,她同时失去司法豁免权。理论首先是作为实践活动的新的世界图景,反思、规范和引导人类的实践活动。不久前,红宝石设计局又被出研制了一种名为“替代者”的无人潜艇,专用于模拟潜艇。

李富根详细介绍了中国网、中国发展门户网、中国扶贫在线和南南减贫知识分享网站等四大平台在扶贫报道与国际合作方面的情况。为情妇生活费捞钱陈乐群原本家庭幸福,妻子是中专学校教师,女儿从小成绩优秀,在海外留学后已成家立业。理财这种行为涉及的金额本身就比较高,再加上很多诈骗都是先给予一定好处,再逐步吸收更多投入,所以最后涉及的金额一般都比较大。

欧洲一项针对55~69岁人群的新研究发现,每天吃10克坚果(大约8粒杏仁或6粒腰果)可使总体死亡风险降低23%。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.(记者邓曦光)分享到:

洋河用技术驱动创新、用技术实现创新,2014年成立了互联网中心并设立首席信息官,其“移动互联全柔性生产模式”入选国家工业和信息化部首批“2014互联网与工业融合创新试点项目”名单。  在上海科创中心建设方面,上海将以全球视野、国际标准提升科学中心集中度和显示度,在基础科技领域作出大的创新、在关键核心技术领域取得大的突破。而“全域旅游”这个词也被中国政府网列为2017年政府工作报告的12个新词之一。

  实际上,吉尔莫德尔托罗导演很早之前就表达了对虚拟现实技术的热爱,而且由他执导的,包括《猩红山峰》在内的几部最新电影也都融入了虚拟现实体验。私募对新三板市场的信心似乎有恢复迹象。立案后,缉私警察却遇到意想不到的困难。

实际上,现在的安检对手提行李往往彻底检查,而对托运行李只是随机抽样。立案后,缉私警察却遇到意想不到的困难。她的两个已成家的女儿马蒂(Matty)和凯特(Kitty)对钢管舞的兴致也很高,三人还经常聚在家中一起练习钢管舞。

编纂一部真正属于人民的民法典,是新中国几代人的夙愿,从1954年至2002年近半个世纪,曾先后四次组织民法的起草,但都半路夭折或未实现预期的目标。按此计算,中储股份拟现金分红总额为7699万元。2008年,作为一名外科医生的她曾跟随医疗队来到汶川参加地震救援工作。

连日来,上海广大干部群众认真学习贯彻习近平总书记重要讲话精神,大家表示,要在践行新发展理念的进程中奋勇争先,撸起袖子加油干,争取更多新作为。  但对于“三类股东”的问题,上交所采用了“审慎决策”字眼,市场解读也存在较大分歧。李富根详细介绍了中国网、中国发展门户网、中国扶贫在线和南南减贫知识分享网站等四大平台在扶贫报道与国际合作方面的情况。

Atlastweekend"sopeningceremonyfortheHaidianDistrictSchoolHockeyLeague"sseason,SongandYingencouragedyoungsterstotakeupthesport."IcanimaginethatmoreandmorestudentshavepickeduphockeyinBeijing.Let"senjoythepassionandjoyofthesportaltogether...andIexpecttoseesomeofyouontheiceatthe2022WinterOlympics,"saidSong,whoisplayingcollegehockeyatCornellUniversityinIthaca,NewYork,inanticipationofchallengingforaspotintheNHL.Ying,whoseseasonwrappedupwhenRedStarwasknockedoutoftheKHLplayoffsthreeweeksago,saidthekeytograduatingfromjuniorhockeytotheproranksisperseverance."Therewillbealotofchallengesanddistractions,suchasaheavystudyload,theemphasisonacademicexcellenceinChinaandmaybeotherhobbies,"saidthe18-year-oldYing."Butonceyougetintothesportyouwillbeaddictedtoit.Myadviceistokeepworkingatitwheneveryoucanandtostickwithitnomatterwhathappens."Theschoolleague"snewseason,whichrunsthroughApril,involves40teamsandmorethan520primaryandsecondaryplayerscompetinginthreeagegroups.Althoughstillontheperipheryofnationalpopularity,hockeyisgrowingbyleapsandboundsinBeijing,asevidencedbythenumberofamateurclubsinthecapital.AccordingtotheBeijingHockeyAssociation,130teamsencompassingfivedifferentagegroupstooktotheiceduringtheBeijingMinorHockeyLeague"s2016-17season,whichwrappeduplastweek.That"sahugeincreasefromtheBMHL"sdebutseasonin2008,whenonlyfourteamscompeted.Morethan3,000juniorplayershaveregisteredwiththeassociationtotakepartinweeklyafter-schoolpracticesessionsandleaguecompetitions,saidSuJun,deputydirectoroftheyouthdepartmentofBeijingSportsBureau.Toprovidemoreadvancedtrainingandaccessiblefacilitiesforyoungplayers,WukesongArena,aBeijing2022venue,hassignedapartnershipwiththeHaidiandistricteducationcommissiontobecomeanextracurricularphysicaleducationbase.Thearena,whichhostsRedStarhomegames,willopenitsrinkforstudenttrainingsessions,offerfreeticketsforstudentstoattendgamesandwillorganizeprogramstohelptrainPEteachers.sunxiaochen@chinadaily.com.cn在辩证法意义上,实践唯物主义以实践第一的思维方式揭示和阐释人与自然、人与社会、人的身与心无限丰富的矛盾关系,并以当代人类实践活动中的发展问题为主题深入揭示和阐释人与世界的矛盾关系,不仅凸显了辩证法的批判本质和实践智慧,而且深刻体现了列宁关于“辩证法也就是认识论”的辩证法、认识论和逻辑学“三者一致”的哲学思想。  据了解,这一专用特别版Windows10和其他针对个人消费级市场的Windows10主要区别在于,删除掉部分针对个人消费者的应用与服务的同时,增加了额外的设备管理与安全控制选项,以方便政府机构的使用监管,并符合对于操作系统安全可控的要求。