Passage2<br/><spanstyle="display:block;text-align:center;">InGreenland,IceandInstability</span>TheancientfrozendomecloakingGreenlandissovastthatpilotshavecrashedintowhattheythoughtwasacloudbankspanningthehorizon.Flyingoverit,youcanscarcelyimaginethatitcoulderodefastenoughtodangerouslyraisesealevelsanytimesoon.<br/>Alongtheflanksinspringandsummer,however,thepictureisverydifferent.Foranincreasingnumberofwarmyears,anetworkofbluelakesandrivuletsofmelt-waterhasbeenspreadingeverhigherontheicecap.<br/>Themeltingsurfacedarkens,absorbinguptofourtimesasmuchenergyfromthesunassnow,whichreflectssunlight.Naturaldrainpipescalledmoulinscarrywaterfromthesurfaceintothedepths,insomeplacesreachingbedrock.<br/>Theprocessslightly,butmeasurably,lubricatesandacceleratesthegrindingpassageoficetowardsthesea.<br/>Mostimportant,manyglaciologistssay,isthebreak-upofhugesemi-submergedclotsoficewheresomelargeGreenlandglaciers,particularlyalongthewestcoast,squeezethroughfiordsastheymeetthewarmingocean.Asthesepassageshavecleared,thishassharplyacceleratedtheflowofmanyofthesecreeping,corrugatedandfrozenrivers.<br/>Someglaciologistsfearthattheriseinseasinawarmingworldcouldbemuchgreaterthantheupperestimateofabout60centimetresthiscenturymadebytheIntergovernmentalPanelonClimateChangelastyear.(Seasroselessthan30centimetreslastcentury.)<br/>Thepanel’sassessmentdidnotincludefactorsknowntocontributetoiceflowsbutnotunderstoodwellenoughtoestimatewithconfidence.Ascientificscrambleisunderwaytoclarifywhethertheerosionoftheworld’smostvulnerableicesheets,inGreenlandandwestAntarctica,cancontinuetoaccelerate.Theeffortinvolvesfieldandsatelliteanalysesandsiftingforcluesfrompastwarmperiods.<br/>Thingsaredefinitelyfarmoreseriousthananyonewouldhavethoughtfiveyearsago.
Passage2<br/><spanstyle="display:block;text-align:center;">InGreenland,IceandInstability</span>TheancientfrozendomecloakingGreenlandissovastthatpilotshavecrashedintowhattheythoughtwasacloudbankspanningthehorizon.Flyingoverit,youcanscarcelyimaginethatitcoulderodefastenoughtodangerouslyraisesealevelsanytimesoon.<br/>Alongtheflanksinspringandsummer,however,thepictureisverydifferent.Foranincreasingnumberofwarmyears,anetworkofbluelakesandrivuletsofmelt-waterhasbeenspreadingeverhigherontheicecap.<br/>Themeltingsurfacedarkens,absorbinguptofourtimesasmuchenergyfromthesunassnow,whichreflectssunlight.Naturaldrainpipescalledmoulinscarrywaterfromthesurfaceintothedepths,insomeplacesreachingbedrock.<br/>Theprocessslightly,butmeasurably,lubricatesandacceleratesthegrindingpassageoficetowardsthesea.<br/>Mostimportant,manyglaciologistssay,isthebreak-upofhugesemi-submergedclotsoficewheresomelargeGreenlandglaciers,particularlyalongthewestcoast,squeezethroughfiordsastheymeetthewarmingocean.Asthesepassageshavecleared,thishassharplyacceleratedtheflowofmanyofthesecreeping,corrugatedandfrozenrivers.<br/>Someglaciologistsfearthattheriseinseasinawarmingworldcouldbemuchgreaterthantheupperestimateofabout60centimetresthiscenturymadebytheIntergovernmentalPanelonClimateChangelastyear.(Seasroselessthan30centimetreslastcentury.)<br/>Thepanel’sassessmentdidnotincludefactorsknowntocontributetoiceflowsbutnotunderstoodwellenoughtoestimatewithconfidence.Ascientificscrambleisunderwaytoclarifywhethertheerosionoftheworld’smostvulnerableicesheets,inGreenlandandwestAntarctica,cancontinuetoaccelerate.Theeffortinvolvesfieldandsatelliteanalysesandsiftingforcluesfrompastwarmperiods.<br/>Thingsaredefinitelyfarmoreseriousthananyonewouldhavethoughtfiveyearsago.
判断“是否有资格获奖”时应用与运算进行判断的公式为()?已知C2、D2、E2和F2为四科成绩,判断结果在I2单元格。 A: C2>=60 & D2>=60 & E2>=60 & F2>=60 B: C2>=60,D2>=60,E2>=60,F2>=60 C: AND(C2>=60,D2>=60,E2>=60,F2>=60) D: AND(C2<60,D2<60,E2<60,F2<60)
判断“是否有资格获奖”时应用与运算进行判断的公式为()?已知C2、D2、E2和F2为四科成绩,判断结果在I2单元格。 A: C2>=60 & D2>=60 & E2>=60 & F2>=60 B: C2>=60,D2>=60,E2>=60,F2>=60 C: AND(C2>=60,D2>=60,E2>=60,F2>=60) D: AND(C2<60,D2<60,E2<60,F2<60)
按照坡度的范围。一般在坡度______的冰雪坡行走的时候,使用常规的行走技术就可以了。在 ______的时候就需要用到冰镐、固定绳等攀登器具了。A、小于60°,小于60°b 大于60°,大于60° c 不大于60° ,大于60° d 大于60°,小于60°。 A: 小于60°,小于60° B: 大于60°,大于60° C: 不大于60° ,大于60° D: 大于60°,小于60°
按照坡度的范围。一般在坡度______的冰雪坡行走的时候,使用常规的行走技术就可以了。在 ______的时候就需要用到冰镐、固定绳等攀登器具了。A、小于60°,小于60°b 大于60°,大于60° c 不大于60° ,大于60° d 大于60°,小于60°。 A: 小于60°,小于60° B: 大于60°,大于60° C: 不大于60° ,大于60° D: 大于60°,小于60°
【单选题】若企业资产负债率为 60% ,则权益乘数为()。 A. 1/ ( 1 - 60% ) B. 1/ ( 1 + 60% ) C. ( 1 - 60% ) /60% D. ( 1 + 60% ) /60%
【单选题】若企业资产负债率为 60% ,则权益乘数为()。 A. 1/ ( 1 - 60% ) B. 1/ ( 1 + 60% ) C. ( 1 - 60% ) /60% D. ( 1 + 60% ) /60%
部级会议提前()分钟、局级会议提前()分钟开机试线。 A: 30、60 B: 60、60 C: 90、60 D: 60、60
部级会议提前()分钟、局级会议提前()分钟开机试线。 A: 30、60 B: 60、60 C: 90、60 D: 60、60
结核的病死率为()。 A: 60/300 B: 60/400 C: 60/700 D: 60/1000 E: 60/万
结核的病死率为()。 A: 60/300 B: 60/400 C: 60/700 D: 60/1000 E: 60/万
A.成绩<60B.成绩<>60C.成绩<=60D.成绩>=60 A: 成绩<60 B: 成绩<>60 C: 成绩<=60 D: 成绩>=60
A.成绩<60B.成绩<>60C.成绩<=60D.成绩>=60 A: 成绩<60 B: 成绩<>60 C: 成绩<=60 D: 成绩>=60
在AutoCAD中,要标注60±0.5,需输入( )。 A: 60%%q0.5 B: 60%%p0.5 C: 60%%d0.5 D: 60%%b0.5
在AutoCAD中,要标注60±0.5,需输入( )。 A: 60%%q0.5 B: 60%%p0.5 C: 60%%d0.5 D: 60%%b0.5
下面的代码将userCookie对象的最大存活时间设置为一个星期的是( )。 A: userCookie.setMaxAge(60*60*24*7); B: userCookie.addMaxAge(60*60*24*7); C: userCookie.setAge(60*60*24*7); D: userCookie.getMaxAge(60*60*24*7);
下面的代码将userCookie对象的最大存活时间设置为一个星期的是( )。 A: userCookie.setMaxAge(60*60*24*7); B: userCookie.addMaxAge(60*60*24*7); C: userCookie.setAge(60*60*24*7); D: userCookie.getMaxAge(60*60*24*7);
表达式{40, 50, 60} & {40, 60, 70}的值为______________。 A: {40} B: {40, 60} C: {} D: {60}
表达式{40, 50, 60} & {40, 60, 70}的值为______________。 A: {40} B: {40, 60} C: {} D: {60}