工程制图（全英语）智慧树知到课后章节答案2023年下中国石油大学（华东）

工程制图（全英语）智慧树知到课后章节答案2023年下中国石油大学（华东）中国石油大学（华东）

第一章测试

Whatdoesathicklinerepresentindrawing?

A:representsymmetricallineB:representvisiblelineC:representinvisiblelineD:representhatchingline

答案:representvisibleline

Thepossibledirectionofadimensiontextshouldtowards?

A:upperB:downC:rightD:left

答案:upper;left

The

"R"

and

"∅"meansradiusanddiameter.

A:对B:错

答案:对

Themaincontentsoftitleblockare:

A:signatureB:studentIDNO.C:partnameD:class

答案:signature;studentIDNO.;partname;class

Theelementsofthedimension

A:

textB:

arrowheadC:

dimensionlineD:

extensionline

答案:

text;

arrowhead;

dimensionline;

extensionline

Thindasheddottedlinetoindicateaxisline,symmetricalcenterlines.

A:错B:对

答案:对

Continuousthinirregularlinetoindicatepartsectionalboundarylinesortoterminateapartview,andforshortbreakline.

A:对B:错

答案:对

Thickdashedlineshowncanbemadesurface-treatment

A:错B:对

答案:对

Acompassisusedtodrawcirclesandarcs

A:对B:错

答案:对

第二章测试

WhichcoordinatesarerelatedtoHprojectionofapoint?

A:x,yB:y,zC:x,y,zD:x,z

答案:x,y

HowcanyourepresentVprojectionofapoint?

A:aB:a'C:a''D:A

答案:a'

WhichprojectionaccumulatesasapointforaHperpendicularline?

A:HB:VC:WD:noprojectionaccumulatesasapoint

答案:H

Whichprojectionisthetruelengthforafrontalline?

A:WprojectionB:VprojectionC:HprojectionD:noprojection

答案:Vprojection

Howmanytypesofparallellinearethererelativetoprojectionplane?

A:4B:2C:3D:1

答案:3

Howmanyrelationshipsbetweentwolines?

A:3B:4C:1D:2

答案:3;4

Iftwoprojectionsoftwolinesareparallel,thenthetwolinesareparallelinspace

A:对B:错

答案:错

Thetruelengthprojectionofalineappearsinaprojectionplanethatisparalleltotheline

A:对B:错

答案:对

Twolinesareparallelinspaceprovidedthattheirrespectiveprojectionsontwoprojectionplanesareparallel.

A:错B:对

答案:对

Ifalineisparalleltoanylineinaplane,thelineisparalleltotheplane.

A:错B:对

答案:对

第三章测试

Whattypeofintersectionlinecanyouget,whenaspherecutbyaplane?

A:circleB:ellpseC:uncertainD:straightline

答案:circle

Knowntohavefoursetsofprojectionsofaspherewithacircularhole,thecorrectsetis(

)

A:cB:dC:aD:b

答案:c

Knownsolid’smainviewandtopview,selectcorrectleftview

(

)

A:aB:dC:bD:c

答案:a

Giventhemainviewandtopviewofthesolid,thecorrectleftviewis(

)

A:bB:aC:cD:d

答案:c

Accordingtothemainandtopviews,selecttherightleftview

(

)

A:dB:cC:bD:a

答案:a

Selectthecorrectleftview

(

)

A:cB:aC:dD:b

答案:c

Selectthecorrectleftview

(

)

A:cB:aC:dD:b

答案:d

Selectthecorrectleftview

(

)

A:bB:dC:cD:a

答案:b

Selectthecorrecttopview

(

)

A:bB:aC:dD:c

答案:a

Selectthecorrecttopview

(

)

A:cB:dC:aD:b

答案:b

Selectthecorrectleftview

(

)

A:aB:cC:dD:b

答案:c

Selectthecorrectleftview

(

)

A:aB:cC:dD:b

答案:d

Selectthecorrecttopview

(

)

A:dB:cC:bD:a

答案:b

第四章测试

Whataretheregulationsofthreeviews?mainviewandleftview:

;

mainviewandtopview:

;

topandleftview:

.

A:samewidth;samelength;sameheightB:samelength;sameheight;samewidthC:sameheight;samewitdh;samelengthD:sameheight;samelength;samewidth

答案:sameheight;samelength;samewidth

isthedashedlinenecessaryinisometricprojection?

A:对B:错

答案:错

Howmuchistheaxesangleofisometricprojection

A:125°B:60°C:90°D:120°

答案:120°

longerdimensionshouldbeoutsideofshortones.

A:对B:错

答案:对

Theoveralllengthisnecessaryforaroundendplate.

A:对B:错

答案:错

Thethreetypesofdimensionincludeshapedimension,locationdimensionandoveralldimension

A:错B:对

答案:对

selectthecorrectview.

A:cB:aC:dD:b

答案:d

Selectthecorrectleftview

(

)

A:cB:aC:bD:d

答案:c

Selectthecorrecttopview

(

)

A:dB:cC:a

D:b

答案:b

Selectthecorrecttopview

(

)

A:aB:dC:cD:b

答案:b

第五章测试

Howmuchistheinclinedangleofhatchingforthecommonlyusedmetallicmaterial

A:60°B:30°C:45°D:90°

答案:45°

Anobjectberepresentedaslocalsectionintheconditionthatboththeoutsideandinsidearecomplex,anditsstructureisnotsymmetry

A:错B:对

答案:对

whenseveralparallelcuttingplanesareusedtocut,therewillbeaboldlineatthecornerofturningpoint.

A:错B:对

答案:错

Superpositioncutisrepresentedasthicklineandisputinsidetheoriginalview

A:错B:对

答案:错

Thearrowheadcanbeomittedwhenthecutstructureissymmetry,

A:错B:对

答案:对

Thecutisrepresentedonlyonthecroosection,butthesectionisrepresentedforallthevisibleoutlines

A:对B:错

答案:对

Whenacuttingplanepassthroughsymmetricpositionofarib,thereshouldbenohatchingontheareaoftherib.

A:对B:错

答案:对

Thepositionoflabelingthenamelettersforasectionalviewshouldbeaboveitsview

A:错B:对

答案:对

Whenacuttingplanepassthroughthesymmetricposition,thelabelinglocationsymbolscanbeomitted.

A:对B:错

答案:对

Whenainclinedcuttingplaneisused,theinclinedsectionalviewcanberotatedatanangleoflessthan45°.

A:对B:错

答案:对

第六章测试

WhatdoesLHmeaninthreadmarks?

A:uncertainB:righthandthreadC:thelengthofthreadD:lefthandthread

答案:lefthandthread

whatdoesM,Tr,Rmeanrespectivelyinthreadmarks?

A:metricthread,trapezoidalthread,sealingpipethreadB:trapezoidalthread,,metricthread,sealingpipethreadC:metricthread,trapezodialthread,sealingpipethreadD:

trapezoidalthread,sealingpipethread,metricthread

答案:metricthread,trapezoidalthread,sealingpipethread

whatdoesthe6meaninsymbolofwasherGB/T97.1-20026

A:minordiameterofthewasherB:majordiameterofthewasherC:nominaldiameterofthewasherD:thelengthofthewasher

答案:nominaldiameterofthewasher

Whatisthediameterrelationshipbetweenholeandbolt?

A:theholediametershouldbelessthanboltdiameterB:theholediametershouldbe1.1timesofboltdiameterC:theholediametershouldbelargerthanboltdiameterD:theholediametershouldbeequaltoboltdiameter

答案:theholediametershouldbe1.1timesofboltdiameter;theholediametershouldbelargerthanboltdiameter

Whetwoadjacentpartarecut,thehatchingdirectionshallbereverese.

A:错B:对

答案:对

Inscrewjoint,theendlineshouldbedrawnatthepositionof

A:abovethecontactingsurface

B:undercontactingsurfaceC:anypositionD:samelevelwithcontactingsurface

答案:abovethecontactingsurface

Instudjoint,thelength,Bmofmetalenddependsonmaterialconnected.

A:Bm=d,forsteelB:Bm=2dforaluminumC:Bm=0.5dforsteelD:Bm=1.25dor1.5dforcastiron

答案:Bm=d,forsteel;Bm=2dforaluminum;Bm=1.25dor1.5dforcastiron

Theaddendumcircleislargerthanpitchcircle,andthededendumcircleisthesmallestone

A:对B:错

答案:对

Keywayinsideawheelisnormallythrough

A:错B:对

答案:对

Inthesymbolofkey16X100GB/T1096-2003,whatdoes100mean?

A:lengthofthekeyB:widthofthekeyC:numberofthekeyD:heightofthekey

答案:lengthofthekey

Selectthecorrectthreadconnectiondrawingmethod

A:dB:cC:aD:b

答案:c

Whendrawinternalthread,majordiameterisdrawnasthinline,minoroneisdrawnasthicklineinnoncircularview.

A:对B:错

答案:对

Incircularview,thenotchofscrewheadshouldbedrawnwithaninclindangleof(

)

A:45°B:120°C:90°D:60°

答案:45°

第七章测试

WhatistheunitinRa6.3?

A:umB:mmC:uncertainD:m

答案:um

Whatisthemostcommonlyusedevaluationparameterofsurfaceroughness

A:RyB:RaC:YnD:Rz

答案:Ra

Howmuchistheupperdeviationofh6

A:1B:0C:3D:2

答案:0

WhatisthefitofH7/f6?

A:interferancefitB:clearancefitC:uncertainD:transitionfit

答案:clearancefit

Inholebasedsystemoffit,whatisthebasicdevitaionsymmbolofthehole

A:HB:anyletterC:hD:H/h

答案:H

Whatprincipledoesoneshouldfollowinsetpositionofapart?

A:machiningpositionandworkingpositionB:machiningpositionC:uncertainD:workingposition

答案:machiningpositionandworkingposition

Thedimensionchainshouldbeclosed

A:错B:对

答案:错

Whenrepresentashaft,thenon-circularviewshouldbechosenasmainview

A:错B:对

答案:对

Theupperdeviationis:maximumsize-basicsizeandthelowerdeviationis:minimumsize-basicsize

A:错B:对

答案:对

wecanfindthematerialfromtitleblock

A:错B:对

答案:对

第八章测试

Thecontentsofassemblydrawings

A:decorationetcB:technicalrequirementC:agroupofviewsD:necessarydimensions

答案:technicalrequirement;agroupofviews;necessarydimensions

Necessarydimensionsinclude:

A:mountingdimensionB:assemblydimensionC:characteris