['A.\n与气孔的面积成正比', 'B.\n与气孔周长成正比', 'C.\n与气孔周长成反比', 'D.']
在气孔张开时，水蒸汽分子通过气孔的扩散速度（）
内容版权声明：除非注明，否则皆为本站原创文章。
转载注明出处：
相关推荐
- 日期：2025-03-050在同温同压条件下，溶液中水的自由能与纯水相比（）
- 日期：2025-03-051风干种子的萌发吸水靠（）
- 日期：2025-03-052植物分生组织的细胞吸水靠（）
- 日期：2025-03-053已形成液泡的细胞，其衬质势通常省略不计，其原因是：（）
- 日期：2025-03-054Thereismoretotheirlifethanpoliticalandsocialandeconomicproblems;morethantransienteverydayness.
- 日期：2025-03-055Afirm’sinvolvementinexportingproductscanrangefromaminimalcommitmentallthewaytoconsideringexportsasnecessaryforthefirm’ssurvivalandgrowth.
- 日期：2025-03-056Thesedays,theU.S.economyisn’t‘graduatingenoughscientiststofilltheneedofthecomingdecades,’fretsCharlesC.Leighton,‘That’sarealconcern’.
- 日期：2025-03-057Internationalbusinessasafieldofmanagementtrainingdealsthespecialfeaturesofbusinessactivitiesthatcrossnationalboundaries.
- 日期：2025-03-058Exportsandimportsofgoodsbetweennationswithdifferentunitsofmoneyintroduceaneweconomicfactor,theforeignexchangerate,whichgivesthepriceoftheforeignersunitofmoneyintermsofone’sown.
- 日期：2025-03-059Marketinginvolvesproductdevelopment,pricing,distribution,andcommunication;andinthemoreprogressivefirms,continuousattentiontothechangingneedsofcustomersandthedevelopmentofnewproducts,withproductmodificationsandservicestomeettheseneeds.
- 日期：2025-03-0510Ouruniqueconceptwasaresponsetobuyerneeds,bringinggreaterreliability,higher-qualityoutput,exceptionaluser-friendlinessandoperationalease.
- 日期：2025-03-0511Ihavepleasureinapprisingyouthat,undertheauspicesofseveralhighlyrespectedandinfluentialhouseshere,IhavecommencedbusinessasShippingandAssuranceBrokerandGeneralAgent.
- 日期：2025-03-0512Pleasebeinformedthat,onaccountofthefluctuationsofforeignexchangesthequotationissubjecttochangewithoutpreviousnotice.
- 日期：2025-03-0513Theduplicateshippingdocumentsincludingbilloflading,invoice,packinglistandinspectionwereairmailedtoyoutoday.
- 日期：2025-03-0514Ahypothesisisaspecificstatementdevelopedbyascientistfromobservations.
- 日期：2025-03-0515Shippingdetails,includingwhethertransshipmentsareallowed.Alsorecordedshouldbethelatestdateforshipmentandthenamesoftheportsofshipmentanddischarge.
- 日期：2025-03-0516Theunderwriterrealizesthisandcertainlydoesnotsetouttomakelifedifficultforhisagencycolleagues.However,hehasajobtodo.Partofthatjobistoensurethatpeoplewhoattempttobuypoliciesbecausetheyexpectto‘die’soondonotsucceedinfoolinghimandhiscompany.
- 日期：2025-03-0517Aforeignbusinessrepresentative,neitheroverlysympathetictowardChinanoroverlydisposedagainstit,wouldneedtobeconvincedonanumberofscoresbeforehecouldresponsiblycommithisfirmtotakinganequitypositioninaChineseenterprise.
- 日期：2025-03-0518Floatingpolicyisofgreatimportanceforexporttrade;itis,infact,aconvenientmethodofinsuringgoodswhereanumberofsimilarexporttransactionsareintended,e.g.wheretheinsuredhastosupplyanoverseasimporter,underanexclusivesalesagreementormaintainssalesrepresentativesorsubsidiarycompaniesabroad.
- 日期：2025-03-0519ThisConventiondoesnotprevailoveranyinternationalagreementwhichhasalreadybeenormaybeenteredintoandwhichcontainsprovisionsconcerningthemattersgovernedbythisConvention.