cad常见问题命令修复

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1、cad常见问题命令修复ThesystemvariablestorestherelevantparametersoftheCADdrawingenvironmentandthecommandSettings,usingittofine-tunetheoperatingenvironment・Tobepractical,wedon，tspendtoomuchtimeexplainingwhatthesystemvariablesare,justaselect!onoftheonesthatwethinkareimportantandoftencomeacrossatwork・CADsy

2、stemaboutatotalof400variables,wecan'tcompletelyunderstandeachusage,moredon，thavetorotelearning,learningisaprocessofaccumulationofCAD,encounterproblems,solvetheproblem,canmoreeffectivelycontrolsystemvariables・Thefollowingareafewofthemorefrequentliststhatareusedinthedrawingprocessforreferenee(al

3、otofvariablesaremoresuitablefordevelopmentprocess,andthisisalittlebitmore)・Iwillexplainfromtheperspectiveofpersonalunderstanding・Aperture一thisvariableisthesizeofthecaptureprocess,whichcanbesetasanintegerbetween1and50.Thereareseveralroot,forexample,figureontheline,weassumethatthecapturemodehasb

4、eenpresetmidpoint,intersection,endpoint,ifthevalueoftheapertureistoolarge,sowhenwemovethemouse*nearlyastraightline,capturetheboxmayflickerbetweenseveralpointsatthesametime,noteasytochoose:Ifthevalueistoosmall,thenitisnotconvenienttoselectonlythepointwherewewillselectthemouse・Atthispoint,wecan

5、enterApertureatthecommandline,andadjustitsvalueaccordingtotheprompt(thevariableslistedinthisarticle,forexample,withoutspecialprompts)・Thisvariableisusedforcapturingselectedpointsonthesurfaceofthegraph.Blipmode-setswhethertoleaveasmallcrossdotmarkonthescreeneachtimeaclickofthemousebuttonislefto

6、noroff.Thispointmarkwasnotreal,regendriveorpullthescreenitwilldisappear,forthiskindoftagpurposesIamnotveryclear,butIhateit.Cursorsize-setsthesizeofthecrosscursorfor1~100.Thecorrespondingmenuoperationis:toola,displaytaggroup,andthelowerleftcrosscursorsize・Thebenefitofadjustingthesizeofthecrossc

7、ursoristhatitisequivalenttoprovidingarulerfortherelativepositionoftheobjecttodeterminewhetheritisaligned.Theindividuallikestosetitto100.Dimaso-sometimeswhenweopenupafiguretoscale,wefindthatthesizeofthelabeliscompletelybrokenandthatvaria