职称英语考试《综合类》每日一练精选及答案052410.docx

职称英语考试《综合类》每日一练精选及答案052410.docx

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职称英语考试《综合类》每日一练精选及答案052410

职称英语考试《综合类》每日一练精选及答案0524-10

1、RobotsThemostsophisticated（先进的）Japaneserobots,whichhavevisionsystemsandworkatveryhighspeeds,arestillbasedonAmericandesigns.Studiesofrobots,particularlycomputercontrolsoftware,areconsideredtobegenerallylessadvancedinJapanthaninAmericaorEurope.Althoughindustrialrobotswereoriginallydevelopedasdevicesforsimplyhandlingobjects,todaytheircommonestusesareformoreskilledworklikewelding（焊接）,spray-paintingandassemblingcomponents.InBritainrobotsalesappropriatelypeakedin1984,buthavebeendecliningeversince.ThisispartlybecauseBritishwageratesaretoolowtomakerobotsfinanciallyattractiveandpartlybecauseengineersnowhavemoreexperiencewithrobotsandaremoreawareofthedifficultiesofintroducingthemeffectively.Ithasbeencalculatedthatarobotusesonaverageabout100timesmoreenergythanahumantodoanequivalentjob.Itisestimatedthat20%ofallcomicbookheroesinJapanarerobots.ThisisanenormousnumberbecausecomicsaresopopularthattheymakeupathirdofallmaterialpublishedinJapan.ThereliabilityofrobotsismeasuredintheirMTBFormeantimebetweenfailures.Thishasrisenfromabout250hoursinthemid-1970stoabout10,000hourstoday（equivalenttoworking18hoursadayfortwoyears）.Onewayrobotmanufacturershaveincreasedreliabilityistotesteverysinglecomponenttheybuy,insteadofthenormalprocedureofjusttestingasmall.sample.ThebiggestsinglebenefitofintroducingrobotsclaimedbyJapanesecompaniesisthattheyincreasequalitycontrol.Oneprogrammedrobotscanworkmoreaccuratelyandconsistentlythanhumans,whocangettiredandbored.Paragraph2________.【单选题】