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1、装配钳工中级试题（Fitterintermediatetest）1.,thesubstanceofprofessionalethicsis(C).A,improvepersonallife,B,andincreasethewealthofsocietyC,establishanewsocialistattitudetowardslabor,Dandenhancethesenseofcompetition2.violationofsafetyproceduresis(A).A,formulatetheproductionprocess,Bandimpl
2、ementtherulesandregulationsofsafetyproductionC,strengthentheconceptoflegalsystem,D,andenforcethelawsandregulationsonnationalsafetyinproduction3.,notconsistentwiththerequirementsofclean,civilizedproductionrequirements(C).A,implementoperatingprocedures,B,implementationrulesandreg
3、ulationsC,theworkisnotrequiredforclothing,D,andcreategoodconditionsofproduction4.theerrorinthefollowingstatementis(C).A,forthepartsoftheribs,spokesandthin-walled,suchaslongitudinalcutting,thesestructuresarenotpaintedcrosssectionsymbols,Butitwillseparatetheadjacentpartswiththick
4、lines.B,whenthestructureoftherib,spokeandholeontherevolvingpartofthecomponentisnotinthecuttingplane,thesestructurescanberotatedtotheplaneofcuttinganddrawnC,thelongerparts(shafts,rods,profiles,connectingrods,etc.)inthedirectionofthelengthofthesameshapeorchangeaccordingtocertainr
5、ules,itcanbebrokentoshortenthedrawing.Whenusingthisdrawingmethod,thesizecannotbemarkedbytheoriginallengthofthemachineD,whenaplaneonarevolvingpartcannotadequatelyrepresentaplaneinagraph,itcanberepresentedbyplanesymbols(twofinesolidlinesintersecting)5.todeterminethebasicdeviation
6、,mainlytodetermine(A).A,tolerancezonelocation,B,tolerancezonesizeCandmatchingaccuracyD,workpieceprocessingaccuracyThestructureof6.ductileironcanbe(B).A,ferrite+group,flocculentgraphite,B,ferrite+spheroidalgraphiteC,ferrite+pearlite+flakegraphite,D,pearlite+flakegraphite7.theacc
7、uracyofcylindricalgeardriverequireskinematicaccuracy,workstability(D)andotheraspectsofprecisionrequirements.A,geometricaccuracyB,parallelismC,perpendicularityD,contactprecision8.(A),mainlycooling.A,aqueoussolutionB,emulsionC,cuttingoilD,rustinhibitor9.whenusingamarkerline,thean
8、glebetweentheneedleandthemarksurfaceshallbemaintained(
