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1、cad制图整个过程中的一些小技巧（CADdrawingsofthewholeprocessofafewtricks）Computergraphics,likehanddrawndrawings,mustalsobepreparedasnecessary.Forexample,setthelayer,linetype,calloutstyle,targetcapture,unitformat,graphicsboundaries,etc..AlotofrepetitiveworkcanbeintemplatesuchasACAD.DWTinadvance,thenewstartcanbeuse
2、dwithCADCAD,theapplicationofskills,theteacherasked:startdrawingwhattodotoprepare?Answer:modaobuwukanchaigong.Computergraphics,likehanddrawndrawings,mustalsobepreparedasnecessary.Forexample,setthelayer,linetype,calloutstyle,targetcapture,unitformat,graphicsboundaries,etc..Alotofrepetitiveworkcanbein
3、templatesuchasACAD.DWTinadvance,canbeusedwiththenewstart.Q:whatproportionofdrawingsshouldbeusedinAutoCAD?Answer:itisbesttouse1to1scalepainting,theoutputratiocanbeadjusted.Drawingproportionandoutputratioaretwoconcepts,theoutputusingthe"output1units=drawing500units",thatis,accordingto1/500ratiooutput
4、,if"output10units=drawing1units"istoenlarge10timesoutput.Drawingin1to1scalebenefitsalot.First,itiseasytofindmistakes,becausedrawingaccordingtotheactualsize,itiseasytofindtheplacewherethesizeisnotreasonable.Theseconddimension,isveryconvenient,whatisthesizeofthedigitalsoftware,theirmeasurement,ifwron
5、g,alookatthesizeofdigitalfound(ofcourse,thesoftwarecanalsosetthedimensionratio,butgenerallymoretime-consuming).Third.Whenthelocalfigureiscopiedbetweeneachdiagramortheblockisused,itisconvenienttoadjusttheblocksizeduetotheratioof1to1.Fourth,itisveryconvenienttoassembletheassemblydrawingfromthepartsdr
6、awingortodrawthedrawingpartsdrawingfromtheassemblydrawing.Fifth,thereisnoneedtocarryoutthetediousproportionreductionandenlargementcalculation,soastoimproveworkefficiencyandavoidthepossibleerrorsintheconversionprocess.Question:what'stheuseoflayers?Answer:therationaluseoflayers,canbetwicetheresultwit
7、hhalftheeffort.Whenyoustartdrawing,yousetsomebasiclayersinadvance.Eachlayerhasitsownspecialpurpose,sotheadvantageis:onlydrawagraphicfile,youcancombinealotofdrawingsrequired,youneedtomodify,youcanalsoaimatth
