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如图,在四棱锥P-ABCD中,侧面PAD为正三角形,底面ABCD为正方形,侧面PAD⊥底面ABCD,M为底面A...
小明喜欢利用pad听歌,根据声音的  (选填“音调”、“响度”或“音*”)就判断出是哪位歌手;音量太大会使耳膜...
如图,四棱锥P-ABCD中,侧面PAD为等边三角形且垂直于底面ABCD,AB=BC=AD,∠BAD=∠ABC=...
  如图,在四棱锥P-ABCD中,底面ABCD为平行四边形,己知AP=AC=AB=2,∠PAD=∠DAC=60...
已知定点A(3,4),点P为抛物线y2=4x上一动点,点P到直线x=-1距离为d,则|PA|+d的最小值为( ...
lily pad造句怎么写
  • lily pad造句怎么写

  • Hoptothatlilypadinthesky,oldfriend.AgreenfrogsitsatopalargelilypadinthewatersofAtchafalayaDelta.WhenCharleysawWandahejumpedontoalilypad."Hi,"hecried.Hewasahandsomeprincebutawetone.Thelilypadhadcollapsedunderhisweightanddumpedhimintothewater.Oilspil...
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如图,在四棱锥P-­ABCD中,侧面PAD为正三角形,底面ABCD为正方形,侧面PAD⊥底面ABCD,M为底面...
如图,平面PAD⊥平面ABCD,四边形ABCD为正方形,∠PAD=90°,且PA=AD=2,E,F分别是线段P...
如图,在四棱锥P﹣ABCD中,侧面PAD是正三角形,且与底面ABCD垂直,底面ABCD是边长为2的菱形,∠BA...
如图,四棱锥中,侧面PAD为等边三角形且垂直于底面ABCD,  E是PD的中点.(1)*:直线平面PAB(2...
如图,在四棱锥P﹣ABCD中,底面ABCD是边长为2的正方形,侧面PAD⊥底面ABCD,且PA=PD=AD,E...
elbow pad造句怎么写
  • elbow pad造句怎么写

  • Avoidingputtingyourelbowonhardsurfacesmayhelp,orwearinganelbowpadovertheulnarnerveand"funnybone"mayhelp.MayIborrowyourkneepadsandelbowpads?Ofcourse,besuretheyhaveonprotectivegear,includingahelmet,kneepadsandelbowpads....
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a launching pad造句怎么写
  • a launching pad造句怎么写

  • LateMondayafternoon,readingtheobscureandintricatemarkings,theyidentifiedalaunchingpad.Thecenterpiecewasanornatemodelrocketonagreenfaunalaunchingpad.UponreturningtoEngland,heemployedthefavorablemediaattentionasalaunchingpadforhisforayintopolitics.Usin...
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如图,在四棱锥中,O为AC与BD的交点,平面PAD,是正三角形,,.   (1)若点E为棱PA上靠A近的三等分...
如图,四棱锥P-ABCD中,侧面PAD是边长为2的等边三角形且垂直于底,是的中点.(1)*:直线平面;(2)...
on the pad造句怎么写
  • on the pad造句怎么写

  • 1、Theminutestickedby.Bobscribbledawayonthepad.2、Willbeflatonthecorrugatedboardflatonthepad.3、Giventhefactthatthetargetsiteis580kilometersfromShuangchengzi,itispossiblethataDF-15CtestseriesresultedintheHEimpactsonthepad....
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如图,四棱锥P-ABCD中,侧面PAD为等比三角形且垂直于底面ABCD,E是PD的中点.(1)*:直线平面P...
sanitary pad造句怎么写
  • sanitary pad造句怎么写

  • Asanitarybreastpadrelatestothetechnicalfieldofwomanhealth-carearticles,inparticulartoasanitarypadusedforkeepingthecircumferenceandclothesdryforwomeninlactationperiod.Forexample,mostgirlsinKatinecannotaffordsanitarypadsorachangeofclothes.Advertisingsa...
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launch pad造句怎么写
  • launch pad造句怎么写

  • Thereportersreportedthatthelaunchpadwasonfireafterthelaunch.Themilitaryhasnotbeenabletodeterminetheexactlocationofthelaunchpad.Therocketexplodedonthelaunchpad,burningaliveandasphyxiatingengineers,designersandofficials.Thatlaunchmarkedtheinaugurationo...
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 如图,在四棱锥P-­ABCD中,侧面PAD为正三角形,底面ABCD为正方形,侧面PAD⊥底面ABCD,M为底...
如图,四棱锥P-ABCD中,底面ABCD为矩形,侧面PAD为正三角形,且平面PAD⊥平面ABCD,E为PD中点...
brake pad造句怎么写
  • brake pad造句怎么写

  • 1、Modernbrakesystemscanincorporatepressuresensorswhichdeterminebrakecylinderpressureorevenbrakepadpressure.2、Temperature-risinglawsofdrumbrakepadfortruckonlongdowngrades3、Imaginetheresultsifabrakepadmadeofsawdustwasinstalledinyourcar.4、Weareusedi...
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bonding pad造句怎么写
  • bonding pad造句怎么写

  • Inthisarticle,bondingpaddesign,stencildesignandassemblyprocessofQFNdevicewillbeintroducedindetail.Thebondingpadofthecircuitboardisprovidedwiththegap,thegapandthepositioningholearespacedbycertainintervaltoavoidtinleaking....
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gauze pad造句怎么写
  • gauze pad造句怎么写

  • Scrubeachopticalsurfacewithagauzepadsoakedinacetone.Ihadtopayrushshippingformybirthkit—allthesterilizedgauzepads,alcoholswabs,glovesandgoopthemidwifeneedsatthebirth.Firstaidkit.Itshouldhavelatexgloves,gauzepads,thermometer,sterilebandages,band-aids,...
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如图,在四棱锥P-ABCD中,底面ABCD为菱形,△PAD为正三角形,平面PAD上平面ABCD,E,F分别是A...