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近日，某快递公司“夺命快递”在卸载中造成了有毒品泄露（如图），致使1人中毒死亡，8人出现不同程度中毒症状．此次泄漏的化学品为氟乙酸甲酯（化学式为C3H5FO2），该物质刺激人的眼睛、呼吸系统和皮肤，...
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下面哪些是国内常见的快递公司
申通快递
中通快递
ESM
韵达快递
2013年11月某快递公司违反国家规定快递有毒化学品因化学品泄露导致多人伤亡被称为夺命快递夺命快递中
2013年11月某快递公司违反国家规定快递有毒化学品因化学品泄露导致多人伤亡被称为夺命快递夺命快递中
2013年11月某快递公司违反国家规定快递有毒化学品因化学品泄漏导致多人伤亡被称为夺命快递夺命快递中
2013年11月某快递公司违反国家规定快递有对化学品因化学品泄漏导致多人伤亡被称为夺命快递.夺命快递
近日某快递公司夺命快递在卸载中造成了有毒品泄露如图致使1人中毒死亡8人出现不同程度中毒症状．此次泄
氟乙酸甲酯的相对分子质量是92
氟乙酸甲酯是氧化物
氟乙酸甲酯中氧元素的质量分数最大
氟乙酸甲酯中碳．氢．氧元素质量比为3：5：2
某快递公司违反国家规定快递有毒化学品因化学品泄漏导致多人伤亡被称为夺命快递．夺命快递中的化学品是氟
2013年11月某快递公司违反国家规定快递有毒化学品因化学品泄露导致多人伤亡被称为夺命快递夺命快递中
2013年11月某快递公司违反国家规定快递有毒化学品因化学品泄露导致多人伤亡被称为夺命快递．夺命快
2013年11月某快递公司违反国家规定快递有毒化学品因化学品泄露导致多人伤亡被称为夺命快递夺命快递中
__组织利用夺命快递反恐法规定对快递行业实行
一家广州电动车公司委托某快递公司将该公司的样品运到黑龙江牡丹江的某镇快递公司承接样品运输业务后先委托
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火车公司和汽车运输公司
快递公司
快递公司和汽车运输公司
__主义分子利用夺命快递实施__主义反__主义法由此规定对快递等行业实行
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安全考核制度
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安全预警制度
2013年11月某快递公司违反国家规定快递有毒化学品因化学品泄露导致多人伤亡被称为夺命快递夺命快递中
快递员方某送快递时因电瓶车速度过快误入人行道撞倒退休职工张大爷快递员重伤经鉴定为一级伤残张大爷轻微伤
快递员方某有权申请从工伤保险基金中按月发放伤残津贴
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某快递公司取得的下列收入中应按5%税率计算缴纳营业税的是
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某快递公司违反国家规定快递有毒化学品因化学品泄露导致多人伤亡被称为夺命快递夺命快递中的化学品是氟乙酸
近日某快递公司夺命快递在卸载中造成了有毒品泄露如图致使1人中毒死亡8人出现不同程度中毒症状．此次泄
氟乙酸甲酯的相对分子质量是92
氟乙酸甲酯是氧化物
氟乙酸甲酯中氧元素的质量分数最大
氟乙酸甲酯中碳．氢．氧元素质量比为3：5：2
2013年11月某快递公司违反国家规定快递有毒化学品因化学品泄露导致多人伤亡被称为夺命快递夺命快递中
2013年11月某快递公司违反国家规定快递有毒化学品因化学品泄漏导致多人伤亡被称为夺命快递.夺命快递
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“虚拟试衣镜”亮相南京国际软件产品博览会该款“虚拟试衣镜”解决了购物者很难观察到试穿衣服时背面的情况摄像头能够监视顾客的移动并将衣服的背面展现给他们如图监视顾客移动的摄像头相当于一个镜顾客离摄像头的距离应在的范围．
下列关于力的说法中错误的是
I'velovedmymother'sdesksinceIwasjusttallenoughtositabovethetopofit.Mothersatwritingletters.Standingbyherchairlookingattheinkbottlepensandwhitepaper.Idecidedthattheactofwritingmustbeamostwonderfulthingintheworld. Yearslaterduringherfinalillness.Motherkeptdifferentthingsformysisterandbrother.Butthedesk.ShesaidagainisforElizabeth. Ineversawherangryneversawhercry.Iknewshelovedme;sheshowedinaction.ButasayounggirlIwantedtohaveheart﹣tohearttalksbetweenmotheranddaughter. Theyneverhappened.Andagulfopenedbetweenus.Iwastooemotional易动感情的.Butshelivedonthesurface表面. AsyearspassedandIhadmyownfamily.Ilovedmymotherandthankedherforourhappyfamily.Iwrotetoherincarefulwordsandaskedhertoletmeknowinanywayshechosethatshedidforgiveme. Myhopeturnedtodisappointmentthenlittleinterestandfinallypeaceitseemedthatnothinghappened.Icouldn'tbesurethattheletterhadevengottoMother.IonlyknewthatIhadwrittenitandIcouldstoptryingtomakeherintosomeoneshewasnot. Butthepresentofherdesktoldmeasshe'dneverbeenabletothatshewaspleasedthatwritingwasmychosenwork.Icleanedthedeskcarefullyandfoundsomepapersinsideaphotoofmyfatherandaone﹣paperletterfolded折叠andrefoldedmanytimes.Itwasmyletter. InanywayyouchooseMotheryoualwayschosetheactthatspeakslouderthanwords. 1Thewriterbegantolovehermother'sdesk. A.afterMotherdied B.beforeshebecameawriter C.whenshewasachild D.whenMothergaveittoher 2Thepassageshowsthat. A.Motherwascoldonthesurfacebutkindinherhearttoherdaughter B.Motherwastooseriousaboutherdaughterinwords C.Motherwrotetoherdaughterincarefulwords D.Motherwrotetoherdaughterincarelesswords 3Theunderlinedwordgulfinthepassagemeans. A.deepunderstandingbetweentheoldandtheyoung B.differentideasbetweenmotheranddaughter C.freetalksbetweenmotheranddaughter D.partoftheseagoingfarinland 4What'sbesttitleofthepassage? A.MylettertoMother. B.Motherandchildren. C.Mymother'sdesk. D.TalksbetweenMotherandme.
卫星通信移动通信都是利用电磁波来传递信息的电磁波家族里有无线电波红外线可见光紫外线等．下列说法正确的是
HelloI'mSevernSusukispeakingforE.C.O.﹣theEnvironmentalChildren'sOrganization. Weareagroupoftwelveandthirteen﹣year﹣oldsfromCanadatryingtomakeadifference.Weraisedallthemoneytocomehereourselvestocomefivethousandmilestotellyouadultsthatyoumustmakeachange.I'mheretospeakforallthegenerationstocome.I'mheretospeakonbehalfofthestarvingchildrenaroundtheworldwhosecriesgounheard.I'mheretospeakforthecountlessanimalsdyingacrossthisplanetbecausetheyhavenowherelefttogo. I'mafraidtogooutinthesunnowbecauseoftheholesintheozone.I'mafraidtobreathetheairbecauseIdon'tknowwhatchemicalsareinit.IusedtogofishingwithmydadinVancouvermyhometownuntiljustafewyearsagowhenwefoundthefishfullofcancers.Andnowwehearaboutanimalsandplantsgoingextincteveryday﹣disappearingforever. InmylifeIhavedreamedofseeingthegreatnumberofwildanimalsjunglesandrainforestsfullofbirdsandbutterfliesbutnowIwonderiftheywillevenexistformychildrentosee. Didyouhavetoworryaboutthesethingswhenyouwereatmyage?Allthisishappeningbeforeoureyesandyetweactasifwehaveallthetimeandallthesolutions. HereyoumaybegovernmentofficialsbusinesspeopleorganizersreportersorPoliticians﹣butfirstofallyouaremothersandfatherssistersandbrothersauntsanduncles﹣andeachofyouissomebody'schild. I'monlyachildyetIknowweareallpartofafamily.Weshouldactasonesingleworldtowardsonesinglegoal. 1WhydoesSusukicomeheretospeak? A.ToencouragemorechildrentojoinE.C.O. B.ToshowtheachievementsE.C.O.hasmade. C.Tocallformoreeffortstoprotecttheenvironment. D.ToraisemoneyforthewildlifeinCanada. 2Whydoesthewriternolongergofishinginhishometown? A.Fishingdoesharmtotheenvironment. B.Thenumberoffishisdecreasing. C.FishingisnownotallowedinVancouver. D.Fisharefoundsufferingfrompollution. 3Whatdoestheunderlinedsentencesuggest? A.Theenvironmenthasbecomeworsethanbefore. B.Childreninthepastlivedahappierlife. C.Growingolderhumansdamagetheenvironmentmore. D.Todaychildrenaredoingwhatadultsshoulddo. 4Whoisthespeechdeliveredto? A.Twelveandthirteen﹣year﹣olds. B.Powerfulorinfluentialadults. C.ParentsofthekidsofE.C.O.. D.PeoplehelpedbyE.C.O..
往某容器中匀速注入水直至注满容器底部受到水的压强随时间变化的曲线如下图所示则容器的形状可能是下列的
如图所示是小红自制的吸管风笛当向吸管口吹气时长短不一的吸管会发出不同的声音．这里的不同指的是声音的
分析如图所示的图象下列关于图象信息的说法中正确的是
在测定小灯泡的额定功率的实验中小雨同学选用一个电压表一个电流表一个开关电压为3V的电源额定电压为2.5V电阻约为8Ω的小灯泡和一个标有20Ω1.5A的滑动变阻器进行实验．1请用笔画线代替导线将图甲中的实物电路连接完整．要求当滑动变阻器的滑片向左移动时电流表的示数增大．连线不得交叉选择电流表合适的量程2实验中小雨改变滑动变阻器的阻值多次测量通过小灯泡的电流和它两端的电压根据记录的数据小雨画出了小灯泡电流随其两端电压变化的关系图象如图乙根据图象提供的信息计算出小灯泡的额定功率为W．3另一组的同学在实验时无论如何移动滑动变阻器的滑片P电压表电流表示数均不变小灯泡发光暗淡出现这种现象的原因可能是．
下列工作设备中利用了热机的是
Harmonium簧风琴isabookofpoetrybyAmericanpoetWallaceStevens1879﹣1955.Itwashisfirstbookpublishedin1923.Thebookisacollectionof85poemsdifferentinlengthfromjustafewlinestoseveralhundred. EducatedatHarvardUniversityandNewYorkLawSchoolWallaceStevenslivedinHartfordConnecticutformostofhislifeworkingataninsurancecompany.Hewrotepoemsintheeveningsandonhiswaytoandfromwork.Harmoniumisanunusualbookofhis﹣hisfirstbookitdidn'tcomeoutuntilhewas44yearsoldrepresentingthecumulative累积的poeticworksofhislifeupuntilthatpoint. NowconsideredoneofthegreatestcontributionstomodernpoetryHarmoniumwasnotfullyrecognizeduntilthelastyearsofStevens'life.Harmoniumisalsounusualinbeingentirelysong﹣likeandmusical.Itisamixofnotonlypureandphilosophical哲学的thoughtsbutalsoimaginaryanddisorderedlinesofwords.TomostreadersHarmoniumisespeciallygoodinthevariouswaysStevensputhisthoughtsinpoetry.Therearepopularshortpoemsfullofimaginativedetailsandattentiontosoundandtherearelongerandmorephilosophicalpoemswiththeweightandimportanceofepicpoetry史诗. AlthoughmanyofthepoemshewrotethroughouthislifetimeareaboutthenaturalbeautyofConnecticuthispoemscameoutperhapsmoretrulyfrominsideanimaginativepoeticbeautyashewrote IwastheworldinwhichIwalkedandwhatIsawOrheardorfeltcamenotbutfrommyself; AndthereIfoundmyselfmoretrulyandmorestrange. 1WhyisHarmoniumanunusualbookofthewriter? A.Itwashisfirstandonlybook. B.Itcameoutinhislastyearsoflife. C.Itwasaresultofhispart﹣timejob. D.Itshowshisyearsofworkonpoetry. 2AsagreatworkofmodempoetrywhatisspecialofHarmonium? A.Itisacollectionofonly85poems. B.Itfirstputsphilosophicalthoughtsinpoetry. C.Variousinformthepoemsallsoundbeautiful. D.Connecticutbecomesbelterbecauseofthepoems. 3Whichofthefollowingcanbethebesttitleofthetext? A.WallaceStevensaspecialpoet. B.Ahobbymakesabrilliantpoet. C.Harmoniumbeautifulmodempoetry. D.ToknowConnecticutreadHarmonium.
如图所示是某家庭电路闭合开关灯不亮用试电笔接触c点氖管不发光接触d点氖管发光．则该电路的两处故障分别是．
LiMingwenttotheparkinlastSaturdayafternoonafterhehadalreadyfinishedhishomeworks.Hesawseveralboysskatinginthepondhappily.Suddenlyheheardacryforhelp.Lookedaheadhefoundoneoftheboyshadfallenintothewater.LiMingjumpedintoicywaterimmediatelyandtriedtopulltheboytosafety.Thentheboywasgivenfirstaidbutsooncametomyself.Theboy'sparentscamesoonaftertheyreceivedthephonecall.TheywereverymuchthankfulLiMingwhowastremblingtherewithcold.
如图所示的实验能说明
如图所示OB是以O点为支点的杠杆F是作用在杠杆B端的力G表示OB受到的重力．图中线段AB与力F的作用线在一条直线上且OA⊥ABAC⊥OB则
如图所示两个灯泡完全相同电源电压为6V．闭合开关关于电压表示数和灯L2两端的电压下列说法正确的是
Whatdoyoungpeoplethinkaboutthefutureofurbanlife?Ateacherat1universityaskedhisstudentstothinkabout2theywouldrunacityintheyear202.Herearesomeoftheirideas.Inthefuturecityallshoppingwill3doonlinesoshoppingmallswillnolongerexist.Allcarswillbepoweredby4electricsolarenergyorwind.Seniorcitizensandpeoplewith5disabilitywillbeabletogoanywhereintheworldusinghigh﹣techcameras6attachtotheirheads.Travelinginspacewillbecommonandeachcitywillhave7itownspaceport.What'smoreallformsofrecreationsuchas8gotothecinemaandplayingbowlingwillbefreeofcharge.Acrazyideatofightgarbageproblemisthatthecitywillloadhugespaceships9wastematerialsandsendthemtowardsthesunsoastopreventlandfilland10environmentproblems.
用20N的水平推力推着重力为80N的物体沿水平方向做直线运动物体运动了4m则在此过程中
今天火箭是一种非常先进的机器;我们用它把宇航员们送入太空.advanced;which/that引导的定语从句
小明的妈妈买回来一只凤梨满屋都是香香的凤梨味道这表明
Hearinghisfatherwasseriouslyill. A.heburstintotears B.hiseyeswerefilledwithtears C.hisfacelostitscolor D.tearscametohiseyes
在塑料薄膜袋中滴入几滴酒精排出袋中空气后把袋口扎紧再放入80℃以上的热水中发现塑料袋明显鼓起从热水中拿出鼓起的塑料袋放入冷水中发现塑料袋又变瘪了．以上过程是因为酒精先后发生了和两种物态变化．
如图所示是利用起重机打捞水中物体的示意图．起重机的吊臂前端由滑轮组组成动滑轮总重为300kg绳重和摩擦不计．现在用此起重机从水中把质量为2×103kg体积为0.8m3的物体G向上提当物体在水中均匀上升时滑轮组上钢丝绳拉力F的功率为3kW．则物体完浸没在水中时受到的浮力为N物体未露出水面前上升的速度为m/s物体离开水面后滑轮组的机械效率是．g＝10N/kgρ水＝1.0×103kg/m3
在中国文化里龙是慷慨的聪明的虽然他们看起来也许有点吓人.generous;scary
HelloListeners.WelcometoHentonHospitalRadio.BeforeourmusicprogramatfourI'mgoingtorepeatsomeofourhospitalrules. Thehospitalcansleep800patients.There're8bedsineachward病房.Thevisitinghoursareintheafternoonfrom230to330andintheeveningfrom700to800.Butrememberonlytwopeoplecanseeyouatthesametime.Sorryaboutthatbutyoucanseewhatwouldhappenifwedidn'thavetheserules. Theotherrulesareaboutourhours.Westartquiteearly﹣﹣﹣youmightnotbeusedtothat.Wewakeyouat6o'clockandbreakfastisat8o'clocklunchisatnoon. There'steaat330andsupperisat6o'clock. Youcanseethenon﹣smokingsign﹣﹣﹣wedon'tallowsmokinginthewards.I'msureyouunderstandwhy.HoweverifyoudoneedtosmoketherearesomesmokingroomswhereItisallowed. Youwillfindtheradioswitch开关onthewallnearyourbedwithyourownheadphonesifyouwanttolisten.It'sourownhospitalradiowishingyouaquickrecovery康复. 1Whodoyouthinkthelistenersmightbe? A.Patients. B.Visitors. C.Doctors D.Nurses 2Howmanywardsarethereinthishospital? A.8 B.80 C.100 D.800 3WhichisNotallowedinthehospital? A.Listeningtothehospitalradio. B.Visitingpatientsinthemorning. C.Smokinginsmoking﹣rooms. D.Gettingupearlyinthemorning. 4Whatprogramwillfollowthisradiotalk? A.Hospitalrules. B.Aweatherreport. C.Afreetalk. D.Amusicprogram.
ThingsPositivePeopleDon'tDoPositivepeopledon'thaveamagicalpowerthatyoudon'tpossess.Insteadoflettingstresscontrolthempositivepeopletakecontroloftheirlifebymanagingstressandtryingtoimproveeveryday.1Theydon'tforgetlittlethings.Isiteasytoforgetlittlethings?CertainlyButpositivepeopledon'tmakeahabitofit.Insteadtheyexpressgratitudeforeveryblessingnomatterhowbigorsmallitis.2Theydon'tseeproblemsasproblems.3Theybelievethateverytroublecomesasanopportunitythatisyettobediscovered.Theytakethechancetochallengethemselvesandimprovethemselves.4Positivepeopledon'tfallfor'loseweightfast'or'getrichquick'lies.Theyknowthatanythingworthhavingrequireshardwork.Theyarecomfortablewiththefactthatachievingsuccessmighttakeabitlongerthantheyexpect.Theydon'tholdontohate.Positivepeopleunderstandthathateonlycausespaininlifeoverandoveragainsotheyletgoofit.5Andtheywillmoveonwithwhattheyhavelearnedfromthepains.A.Theydon'tthinklifeisperfect.B.Theychoosetoacceptandforgive.C.Theydon'texpectsomethingfornothing.D.Problemsareseenaschallengesforpositivepeople.E.Checkoutthefollowingthingstheydon'tdoandreflectonyourself.F.Infactit'sthelittlethingsthatusuallydecidewhethersuccessfinallycomes.G.Positivepeopleexploretheworldwithenthusiasmandcuriosityaskingasmanyquestionsastheycan.
如图所示利用滑轮组将重500N的货箱以0.1m/s的速度匀速提起绳子自由端拉力F为200N不计摩擦和绳重g取10N/kg．求 1拉力的功率 2用该滑轮组将重800N的物体提高1m拉力做的功．
如图所示是“探究阻力对物体运动的影响”的实验装置图． 1小车必须从三个相同斜面的同一高度下滑这是为了 2小车在木板表面运动得最远这是因为 3由此可以推断假如小车在光滑水平面上不受阻力它将．
下列关于摩擦力的说法中正确的是
假定英语课上英语老师要求同桌之间相互修改作文.请你修改你同桌写的以下作文.文中共有10处错误每句中最多2处.每处错误仅涉及一个单词的增加删除或修改. 增加在缺词处添加一个漏字符号∧并在其下面写出该加的词; 删除把多余的词用删除号\删掉; 修改在错词下划一横线并在该词下面写出修改后的词. 注意1.每处错误及其修改均仅限一词; 2.只允许修改10处多者从第11处起不计分. NorthwestChinaispartofthesandstormcentreinCentralAsia.Sandstormsbeginsindesertareas.InChinatheyhaveincreasedastheresultofdesertification.Thisisbecauseofclimatechangesorbecausepeoplecutdowntreeanddigupgrass. SandstormssometimesseriousaffectBeijing.Citizenswakeuptoorangeskyandstrongwindsinwhichbringthickdust.Tothewesternofthecityadesertliesonly250kilometresawaygetcloseryearbyyear.Topreventthemthegovernmenthasalreadyplantmorethan30billiontrees.
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