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  • 简介:无论春夏秋冬,我们都能看见五颜六色的花在微风中翩翩起舞,但是,你们知道它们的英文吗?让我来告诉你们吧!peachblossom桃花narcissus水仙orientalcherry樱花jasmine茉莉

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  • 简介:小猫、小狗和他们的朋友正在郊游。他们现在在河边休息。小狗摘了一朵花,他想送给他的朋友。小猫正在抓蝴蝶,所以答案不是小猫。邢么,谁是小狗的朋友呢?你能告诉我吗?

  • 标签: 小学 英语 课外阅读 阅读材料
  • 简介:Inthispaperweproposeamethodtomodelflowersofsolidshape.Basedon(Ijirietal.,2005)’smethod,weseparateindividualflowermodelingandinflorescencemodelingproceduresintostructureandgeometrymodeling.Weincorporateinteractiveeditinggesturestoallowtheusertoeditstructureparametersfreelyontostructurediagram.Furthermore,weusefree-handsketchingtechniquestoallowuserstocreateandedit3Dgeometricalelementsfreelyandeasily.Thefinalstepistoautomaticallymergeallindependent3Dgeometricalelementsintoasinglewaterproofmesh.Ourexperimentsshowthatthissolidmodelingapproachispromising.Usingourapproach,noviceuserscancreatevividflowermodelseasilyandfreely.Thegeneratedflowermodeliswaterproof.Itcanhaveapplicationsinvisualization,animation,gaming,andtoysanddecorationsifprintedouton3Drapidprototypingdevices.

  • 标签: 机器辅助技术 固体模型 植物图表 花序
  • 简介:AnewceramideanditsglycosidewereisolatedfromtheflowerofAlbiziajulibrissin.Theirstructureswereestablishedas(25,35,4R,8E)-2-[(2’R)-hydroxyhexadecanoylamino]-8-tetra-cosene-l,3,4-triol(I)and1-O-β-D-glucopyranosy1-(2S,3S,4R,8E)-2-[(2’R)-hydroxy-hexade-canoylamino]-8-tetracosene-1,3,4-triol(II)onthebasisofchemicalandspectroscopicstudies.

  • 标签: Albizia julibrissin Durazz CERAMIDE CEREBROSIDE
  • 简介:Floraltransition,whichisreferredtoasaplant'stransitionfromvegetativestagetoreproductivestage,isconsideredtobeacriticaldevelopmentalswitchinhigherplants,foratimelyfloweringisamajorfactorofreproductivesuccess.Endogenousandenvironmentalcues,suchasphotoperiod,lightquality,planthormonesconcentrationsandtemperature,provideinformationtotheplantswhethertheenvironmentisfavorableforflowering.Thesecuespromote,orprevent,floweringthroughacomplexgeneticnetwork,mediatedbyacarefulorchestrationoftemporalandspatialgeneexpression.Oneofsuchcuesisphotoperiod.Rice(OryzasativaL.)servesasapowerfulmodelspeciesfortheunderstandingoffloweringinhigherplants,includingflowerdevelopmentandphotoperiodiccontrolofflowering.Inthisreview,weoverviewedanddiscussedtheflowerdevelopmentanditsmodel.Wealsooverviewedthephotoperiodicpathwaysinricefloweringcontrol,andsummarizedthepathwaysatmolecularlevel.

  • 标签: RICE FLOWERING time gene FLORAL TRANSITION
  • 简介:Yunnanhasattractedgreatattentionfromtheworldforitsideallocation,advantagedclimaticcondition,richbiologicalresourcesandcheaplaborforces.AlltheseadvantagedconditionsmakeYunnanbecomeoneofthemostpotentialplacesintheworldforflowerproductionandtrade.Inrecentyears,moreandmoreforeigncompa-niesfromdifferentcountrieshaveforestalledtheirfacilitiesinYunnan,joininginthedevelopmentprocessofYunnanfloricultureindustry.TheflowerindustryinYunnanProvincestartedtodeveloptowardstheendofthe1980s.Flowerwasonlyplantedonehectareoutputtotaled35,000yuan,andtheplantingareaoftheflowerhad17,000haandthesalesvolumeoftheflowershad6billionyuanin2006.YunnanProvinceaccountsfor50%ofthenation'stotalcutflowerproduction.Yunnan'sflowerindustryhasbecomeAsia'slargestfresh-cutflowerproductionandexportbaseandsproutbreedingandproductionbase.Andithassteppedintooneofthemajorfresh-cutflowerproductionareasintheworldandamodernflowertradingcenterthatisleadinginChina.

  • 标签: 云南 花卉产业 鲜切花 中国
  • 简介:摘要:在过去的几年中,随着互联网的持续进步,网络技术已经深入到日常生活的各个领域。花卉网络营销是利用互联网平台为消费者和花农及经销商之间搭建一个沟通与交流的桥梁,从而促进整个行业的良性运作。网络上的花卉销售呈现出快速的增长趋势。目前,国内大多数的花卉企业都采用传统的营销方式,但是由于缺乏专业的网络营销人员和先进的技术,导致很多企业的销售效果不明显。

  • 标签: Flower online 花店 网络营销
  • 简介:Flowerpetalshavenotonlydiversemacroscopicmorphologiesbutarerichinmicroscopicsurfacepatterns,whicharecrucialtotheirbiologicalfunctions.Bothexperimentalmeasurementsandtheoreticalanalysisareconductedtorevealthephysicalmechanismsunderlyingtheformationofminutewrinklesonflowerpetals.Threerepresentativeflowers,daisy,kalanchoeblossfeldiana,andEustomagrandiflorum,areinvestigatedasexamples.Asurfacewrinklingmodel,incorporatingthemeasuredmechanicalpropertiesandgrowthratio,isusedtoelucidatethedifferenceintheirsurfacemorphologies.Themismatchbetweentheanisotropicepidermalcellgrowthandtheisotropicsecretionofsurficialwaxisfoundtodictatethesurfacepatterns.

  • 标签: 表面形态 各向异性 细胞生长 花瓣 生长调节 图案
  • 简介:flower、grass和tree这几个词并不单纯地表示花草树木。它们与其它词搭配,构成许多生动有趣的习语,表达更多鲜为人知的含义。现辑录一些以供朋友们欣赏。1.flowerflowerchild指“不能面对现实的人”;在美国尤指鼓吹爱情与和平的嬉

  • 标签: FLOWER TREE 花草树木 GRASS really 理语