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频分多址是按照频率的不同给每个用户分配单独的物理信道,这些信道根据用户的需求进行分配,在用户通话期间,其它用户不能使用该物理信道。

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DearSir/Madam,

IampleasedtowritealetterofrecommendationonbehalfofSandRiveranditsCEO,Mrs.JaneKing.Iamveryfamiliarwiththecompany.Mynextbookdealswithitindetail,whichistobepublishedinautumnof2018.IamalsofamiliarwithEuropeanconsumer.AsaDutchcitizen,IhavelivedinEuropefor46yearsandstudiedEuropeanconsumerbehaviorfordecades.IbelievethatSandRiverofferssomethinguniquetotheEuropeanmarket.Ithasestablishedlong-termsupplyrelationswithherdsman(牧民)familiesandownsadvancedGermanmachinery.Thusitcombinesnaturalresourceswithmodernmanufacturingtechniques.Butequallyimportant,SandRiverworkswithmodernfashiondesignerstocreatetrulycontemporaryandappealingdesigns.Theresultisanewly-establishedcashmere(羊绒)brandthatappealstoatargetgroupofhigh-incomewomen.ImetMrs.Kingthefirsttimein2013.Sincethen,wehavemetseveraltimesandtalkedaboutSandRiver'sphilosophy,strategy,andappealtobothChineseandinternationalconsumers.Iwasstruckbyherdeepknowledgeaboutknitting(针织)technology,herenthusiasmforthebrand,andherdeepunderstandingofthecashmereshopper.Iregardherasa"womanofherword."Tosummarize,IbelieveSandRiverproductsdeserveaplaceinluxuriousEuropeandepartmentstoresandMrs.Kingisareliablepartner.Ifyouhaveanyquestions,pleasedonothesitatetocontactme.Sincerely,JoanSmith

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C.manufacturesadvancedmachines

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B.blue-colorworkers

C.high-incomewomen

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B.isagoodpublicspeaker

C.knowscustomerswell

D.iswelleducated

40、AsfarastheEuropeanmarketisconcerned,thewriterthinksthatSandRiverproducts______.

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