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1、中央廣播電視大學(xué)六盤水分校畢業(yè)論文專業(yè)年級學(xué)生姓名學(xué)號論文題目指導(dǎo)教師完成時間=√(δA1)2+(δA2)2+...(ΔAn)2:detectionsystemsystemerrorδδb-A1...ΔunitsallowBasicerroroftheinstrumentwithintheAn-System5.1.12.2.2systemcheckpointshallnotbelessthanthree,spanofthedesign,respectively,and0%,and100%.5.1.12.2.3alarmdetectionsystemshouldbeinoperation
2、tocheckthealarmfunctionontheCRTscreen,ordecreasinginputsignaltoconfirmalarmvaluesmatchwiththedesignvalues,alarmmovementisnormal,whetherthesirenrings,aswellasthetotallookofalarmalarmmessagesdisplayedonthescreen.5.1.12.3controlsystemoperationmanualregulatoroutputissettoontheCRTscreen,output4~20mAD
3、Csignalsbyhand,checkthefullstrokeoftheactuatorfromthestartpointtotheendpointshouldbegoodandfastaction,precisionpassandconfirmflowchartsonthescreenchangeincolorofthecorrespondingvalve.5.1.12.4alarmsystemtestinsimulatedfailure,observethestatusLEDindicatesalarmdisccorrectly,ringingalarmbells,flutei
4、snormal.5.1.12.5commissioningofinterlockprotectionsystemmaybeachievedthroughfalsemoves.So-calledfalsemoveistocutofftheunitpowerpowercase,withallinstrumentswithinthesystemtosimulatedrivingconditions,contactorclosingopening,stopinandreleasesimulationofmechanicalequipment.Onepossiblefailuresinasimu
5、lateddriving,checktheentiresystemofmechanicalequipmentandtheonoffvalveactionsignals,soundandlightsignals,movementtimemeetsthedesignrequirements,testcompletedcircuittodrivetheStateoftherecoverysystem.5.1.12.6instrumentsystems,interlockingafterthe【論文摘要】盈利能力自財務(wù)報表一出現(xiàn)開始就是財務(wù)分析的重點,對于盈利能力的分析結(jié)果是企業(yè)獲得投資的一個
6、重要信息,投資者對于上市公司的盈利能力分析十分重視。萬科地產(chǎn)作為我國地產(chǎn)界的龍頭企業(yè),其盈利能力的分析在很大程度上影響著管理者的決策。萬科地產(chǎn)自上市以來,其盈利能力基本穩(wěn)定但是其成長能力存在一定的不穩(wěn)定性。本文主要是通過對企業(yè)盈利能力以及其相關(guān)概念進行了分析,同時對于萬科地產(chǎn)盈利能力指標(biāo)進行了概述,通過對萬科地產(chǎn)的相關(guān)數(shù)據(jù)進行計算分析,找到目前萬科地產(chǎn)存在的盈利問題,進而提出自己對于改進萬科地產(chǎn)盈利能力的相關(guān)的建議?!娟P(guān)鍵詞】萬科地產(chǎn);盈利能力;指標(biāo)=√(δA1)2+(δA2)2+...(ΔAn)2:detectionsystemsystemerrorδδb-A1...Δunitsal
7、lowBasicerroroftheinstrumentwithintheAn-System5.1.12.2.2systemcheckpointshallnotbelessthanthree,spanofthedesign,respectively,and0%,and100%.5.1.12.2.3alarmdetectionsystemshouldbeinoperationtocheckthealarmfunctionontheCRTscree