數(shù)控技術(shù)英語(yǔ)知到章節(jié)答案智慧樹(shù)2023年長(zhǎng)春汽車(chē)工業(yè)高等專(zhuān)科學(xué)校

數(shù)控技術(shù)英語(yǔ)知到章節(jié)測(cè)試答案智慧樹(shù)2023年最新長(zhǎng)春汽車(chē)工業(yè)高等專(zhuān)科學(xué)校第一章測(cè)試

Numericalcontrolisdesignedtocontroltheoperationofamachinetoolbyaseriesofcodedinstructionscalledaprogram.

參考答案:

對(duì)

Apartprogramisstoredintheformofblocksofinformation,andeachblockhasthenumericaldataneededtomanufactureasegmentofthework-piece.

參考答案:

對(duì)

Likeaconventionalmachinetool,theNCsystemcan’treplacethemanualactionsoftheoperatoreither.

參考答案:

錯(cuò)

數(shù)字模擬轉(zhuǎn)換器的英語(yǔ)全稱(chēng)是

參考答案:

CentralProcessingUnit

模擬數(shù)字轉(zhuǎn)換器的英語(yǔ)縮寫(xiě)是________

參考答案:

ADC

第二章測(cè)試

AnimportantadvanceinthephilosophyofNCofmachinetoolswastheshifttowardtheuseofcontrollerunitsinsteadofcomputersinNCsystems.

參考答案:

錯(cuò)

DNCisshortfordirectnumericalcontrol.

參考答案:

對(duì)

OneoftheaimsofCNCsystemsistoreplaceasmuchoftheconventionalNCsoftwarewithhardwareaspossible.

參考答案:

錯(cuò)

Thepartprogramcontainsadescriptionofthe_________.

參考答案:

geometry

Severalmachinetoolsaredirectlycontrolledbyacentralcomputer,thisisthe_________.

參考答案:

DNC

第三章測(cè)試

AsNCmachinesneedalargecapitalinvestment,weshouldefficientlyusethem.

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對(duì)

Machiningisthemanufacturinginwhichtheworkerscanremovetheexcessmaterialofapartonamachinetool.

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對(duì)

Thefeedisdefinedasthedistancethecuttingtoolprojectsbelowtheoriginalsurfaceofthework-piece.

參考答案:

錯(cuò)

____istherelativelateralmovementbetweenthetoolandthework-piece.

參考答案:

Thefeed

EDM（ElectricalDischargeMachining）referstoinChineseterm

參考答案:

電火花加工

第四章測(cè)試

Partprogrammersmusthaveasolidknowledgeofmachiningprocessesandknowalotofthecapabilitiesofthemachinetool.

參考答案:

對(duì)

NCpartprogrammingincludesthreetasks:thecollectionofalldataneeded,thecalculationofthetoolpathandthearrangementofthosegivenandcalculateddata.

參考答案:

對(duì)

Therequireddatacontainedineachlineofthemanuscriptincludesallmachininginstructionsfortransferringthecuttingtoolfromonepointtothenextone.

參考答案:

錯(cuò)

Programmersshould________theparticularNCmachine,itscapabilities,andspecificcodes.

參考答案:

befamiliar

Thecoreof________,however,ispreparationofthemanuscript,itsconversionintoaverifiedtape,andsubsequentediting.

參考答案:

manualprogramming

第五章測(cè)試

Neverattempttomachineawork-piecewithoutfirstcheckingtheoperationofthemachine.

參考答案:

對(duì)

Beforestartingaproductionrun,it'snotnecessarytoperformatrialrun.

參考答案:

錯(cuò)

Whenusingatoolcompensationfunction,youshouldcheckthedirectionandamountofcompensation.

參考答案:

對(duì)

Incorrectoperationmayleadto________.

參考答案:

allright

Beforeoperationthemachine,youshouldreadthecontentsinthe_______.

參考答案:

warninglabels

第六章測(cè)試

CNCdiagnosticsupportatpresentincludesfourbasiccategories:start-updiagnostics,

on-linediagnostics,off-linediagnosticsandbackgrounddiagnostics.

參考答案:

錯(cuò)

Start-UpDiagnosticsareadiagnosticroutinethatregularlyoperateautomaticallywhentheCNCisswitchedon.

參考答案:

對(duì)

Off-LineDiagnosticsaremanualdiagnosticswhichareintendedforthorough

maintenanceperformedbytrainedtechnicians.

參考答案:

對(duì)

Numericalcontrolmachineoperatorssetupandtend________.

參考答案:

CNC

With________basedCNCmachinetoolcontrollers,maintenanceandrepairarenolongeranissue.pc

參考答案:

PC

第七章測(cè)試

“Strut-machiningdepartment”means“柱式機(jī)床部門(mén)”.

參考答案:

對(duì)

TheCNCcan‘tsendmessagestothoseusersthatitsWindowsaccountcanaccess.

參考答案:

錯(cuò)

FactoryAutomation(FA)isbecomingthedevelopingtrendoffactories.

參考答案:

對(duì)

Byconnecting____tothepersonalcomputerandtheCNC,theprogrammercantransferprogramsfromthecomputertotheCNC.

參考答案:

acable

WhatdoesCADmean?

參考答案:

ComputerAidedDesign

第八章測(cè)試

NotonlymostofmajormachinetoolmanufacturersbutalsotheCNCsuppliersofferawidevarietyofend-usertrainingonCNCmachines.

參考答案:

對(duì)

DuringtheearlyyearsofhardwiredNC,built-indiagnostictoolsexisted.

參考答案:

錯(cuò)

Theemphasishaschangedfrom"howtofixit"to"howitworks".

參考答案:

錯(cuò)

Thefunctionofdirectcurrentregulatedpowersupplyistoinputanalternatingcurrentpowerof220volts,sothatitcanoutput__________.

參考答案:

directcurrent24voltsvoltage

FANUCcontrolsystemworksundera_________voltsvoltage.

參考答案:

directcurrent24

第九章測(cè)試

Althoughtherobotsresemblehumanbeings,theycannotdotheworkofhumans.

參考答案:

錯(cuò)

Scientistsaredevelopinganintelligentrobotthatcan“see”and“touch”andmakedecisionslikehumanbeings.

參考答案:

對(duì)

ThetechnologyofrobotsiscompletelythesameastheNCtechnologyineveryway.

參考答案:

錯(cuò)

PC(ProportionalController)referstoinChineseterm

參考答案:

比例控制器

Itisaverybigopportunityforhuman;thechallengeis_______itwisely.

參考答案:

touse

第十章測(cè)試

Intoday’saerospaceandaeronauticsindustry,acompleteaircraftmaybedesignedwithoutaCAD/CAMsystem.

參考答案:

錯(cuò)

AdvancedCAD/CAMsystemsincludenotonlysolidgeometrymodelingcapabilitybutalsoNCverificationprograms.

參考答案:

對(duì)

Generallyspeaking,aCADsystemisananalytict