关于stem的文学精选
精彩的stem专题,是stem相关知识的精华点,学习中疑虑的stem方面内容,从stem专题开始,不再是难题,为网友们免费分享stem知识大全,stem知识精选,stem优质内容,没错,这里会有你需要stem知识内容的。
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stem造句
Peripheralbloodstemcelltransplantation.Hedescendedfromanancientstem.Thestemofabeanplant.Thisisaplantstemthathasbeenpithed.Thestemcellsoftheirradiatedmicestoppedcopyingthemselves.Maystemfromafetishfora...
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straight stem造句
It'sthatstraightstraightstraightstem,holdingafewbrilliantcrimsonflowers,morelikeabeautifulgirlstandingthere!CalophyllumpolyanthumisareforestationspeciesofYunnanprovincewiththequalityofstraightstemand...
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hollow stem造句
Apipehavingahollowstem.(formerly)penmadefromthehollowstemofquillThecaddisflylarvaeliveinprotectivetubes,thehollowstemofareed,AnyofvariousnonfloweringplantsofthegenusEquisetum,havingajointed,hollowstem...
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rising stem 造句
Motoractuatorsforrisingstemvalvescanbepoweredbyair,gas,hydraulicorelectricpower.TheFig.1710Balancingvalveisanon-risingstemdesignincorporatingaparabolic(plug)shapeddisc.Sluicevalvesaretobeofanon-rising...
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开关是电路的重要元件,既可确保安全用电,又能方便控制电路。学校的STEM课堂上,小科在家庭电路图中设置了五处开...
问题详情:开关是电路的重要元件,既可确保安全用电,又能方便控制电路。学校的STEM课堂上,小科在家庭电路图中设置了五处开关(如图所示)。小*觉得该电路设计不合理,因为有几处开关必须处于常闭状态,所以无需设置,这几处开关是()A.1...
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black stem造句
Itwasidentifiedtobeadomesticnewplantdisease,sunflowerPhomablackstem.Mostofthetimetheypassthrough,teeteringonasteephillsidewheretheyspendthemorninghunchedovertofindthefungus'scrookedblackstempokingthr...
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valve stem造句
Alignadapterbushingorgearoperator(3)borewithvalvestem(5).Leakscanoccuralongthevalvestemthroughthepackingordiaphragms.Leaksofthistypecanbestoppedbyclosingthevalveandventinganypressurefromtheoutlet.Toad...
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stem lettuce造句
ButthenameontheseedpackageisnotAsparagus,theyarechampionstemlettuce.Godblessmystemlettuces....
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stem to stem造句
ThreeQueensappearinaduskybarge,darkasafuneralscarffromstemtostem.Anooboarderandlodger,sir,andlookingfitandtautasafiddle;slep'likeasupercargo,hedid,rightalongsideofJohn-stemtostemwewas,allnight.'...
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embryonic stem cells造句
DerivationofhematopoieticstemcellsfromembryonicstemcellsResearcherscherishlinesofembryonicstemcells.SpontaneousdifferentiationofhumanembryonicstemcellsintohematopoieticcellsMolecularbiologyofinducingr...
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学校STEM活动小组在“生态瓶稳定*”探究的活动中,需要设计制作一个生态瓶。关于生态瓶的讨论有以下几个观点,其...
问题详情:学校STEM活动小组在“生态瓶稳定*”探究的活动中,需要设计制作一个生态瓶。关于生态瓶的讨论有以下几个观点,其中正确的是()①瓶身用绿*,因为绿*植物大多是绿*,说明植物喜欢绿*②瓶内的绿*植物的光合作用可以把光能...
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stem cell造句
Peripheralbloodstemcelltransplantation.Thepromotionofstemcellhomingisconstantdifficultyinthefieldofstemcelltransplantation.Thecancerstemcellhypothesispositsthattumorsarederivedfromasinglecancer-initia...
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succulent stem造句
SouthAfricanshrubhavingaswollensucculentstemandbearingshowypinkandwhiteflowersaftertheleavesfall;popularasanornamentalintropics.highlysucculentstemlessclump-formingplantswithgray-greenleavessimilarint...
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twining stem造句
Therighttimetocollectrhizomeshouldbeatthestageoftwiningstemwithering.Togrowinanupwarddirection,assomeplantsdo,oftenbymeansoftwiningstemsortendrils....
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embryonic stem cell造句
Mousespermatogonialstemcellsandembryonicstemcell-likecellsDifferentiationofembryonicstemcellintochondrocytecellSmallmoleculesinmaintainingembryonicstemcellundifferentiationHumanembryonicstemcelllabeli...
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stem from造句
ThemodernsuperficiessystemsstemfromRomanLaw.Nervousillnesscanstemfrombeingtreatedinconsideratelyinchildhood.WhendidTCM's"inspection,inquiry,listeningandsmellingandpalpitation"exactlystemfrom?Somere...
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heavenly stem造句
thetenheavenlystems|thedecimalcycleTheheavenlystemsareassociatedwiththesun'srevolutionwhichaffectslivesontheearth.TheancientYinyangprincipleconstructedafantasticsystemof10heavenlystemsand12mundanebra...
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columnar stem造句
CandlewoodofMexicoandsouthwesternCaliforniahavingtallcolumnarstemsandbearinghoney-scentedcreamyyellowflowers.typegenusofCycadaceae:genusofwidelydistributedOldWorldevergreentropicaltreeshavingpinnatele...
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stem against造句
Whenthehandwheelisrotatedtotheclosedpositiontheupperstempushesonthediaphragms,whichdeflectdownward,forcingthelowerstemagainstthevalveseat.Theupperstemisthreadedintothediaphragmretainernut.Whenthehandw...
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woody stem造句
tree-fernefernwithanuprightwoodystemThetoughoutercoveringofthewoodystemsandrootsoftrees,shrubs,andotherwoodyincludesalltissuesoutsidethevascularcambium.TheGuypulledastumpofwoodupnexttomeatthetable,and...
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Allscientists theviewthattheincreaseintheearth’stem...
问题详情: Allscientiststheviewthattheincreaseintheearth’stemperatureisduetotheburningoffossilfuelslikecoal,naturalgasandoiltoproduceenergy.A.contributeto B.leadtoC....