自定义对象（焊接符号，件号，光洁度）
AutoCAD2002forObjectARX\ITEM_DB\ACAD.RX
.......................\.......\clw.api
.......................\.......\FullDebug\ITEM_DB.obj
.......................\.......\.........\rxdebug.obj
.......................\.......\.........\StdAfx.obj
.......................\.......\.........\vc60.idb
.......................\.......\.........\vc60.pdb
.......................\.......\.........\wkj_item.obj
.......................\.......\FullDebug
.......................\.......\ial.api
.......................\.......\ITEM_DB.APS
.......................\.......\ITEM_DB.cpp
.......................\.......\ITEM_DB.def
.......................\.......\ITEM_DB.dsp
.......................\.......\ITEM_DB.plg
.......................\.......\ITEM_DB.rc
.......................\.......\.......___Win32_FullDebug\ITEM_DB.res
.......................\.......\ITEM_DB___Win32_FullDebug
.......................\.......\ObjectARX.prj
.......................\.......\Release\ITEM_DB.obj
.......................\.......\.......\ITEM_DB.res
.......................\.......\.......\rxdebug.obj
.......................\.......\.......\StdAfx.obj
.......................\.......\.......\vc60.idb
.......................\.......\.......\wkj_item.obj
.......................\.......\.......\wkj_ITEM_DB.dbx
.......................\.......\.......\wkj_ITEM_DB.exp
.......................\.......\.......\wkj_ITEM_DB.lib
.......................\.......\Release
.......................\.......\res\ITEM_DB.rc2
.......................\.......\res
.......................\.......\Resource.h
.......................\.......\rxdebug.cpp
.......................\.......\rxdebug.h
.......................\.......\StdAfx.cpp
.......................\.......\StdAfx.h
.......................\.......\StdArx.h
.......................\.......\wkj_item.cpp
.......................\.......\wkj_item.h
.......................\ITEM_DB
.......................\RUG_DB\ACAD.RX
.......................\......\clw.api
.......................\......\Debug\RUG_DB.obj
.......................\......\.....\RUG_DB.res
.......................\......\.....\rxdebug.obj
.......................\......\.....\StdAfx.obj
.......................\......\.....\vc60.idb
.......................\......\.....\vc60.pdb
.......................\......\.....\wkjrug.obj
.......................\......\.....\wkjRUG_DB.dbx
.......................\......\.....\wkjRUG_DB.exp
.......................\......\.....\wkjRUG_DB.ilk
.......................\......\.....\wkjRUG_DB.lib
.......................\......\.....\wkjRUG_DB.pdb
.......................\......\Debug
.......................\......\ial.api
.......................\......\ObjectARX.prj
.......................\......\Release\RUG_DB.obj
.......................\......\.......\RUG_DB.res
.......................\......\.......\rxdebug.obj
.......................\......\.......\StdAfx.obj
.......................\......\.......\vc60.idb
.......................\......\.......\wkjrug.obj
.......................\......\.......\wkjRUG_DB.dbx
.......................\......\.......\wkjRUG_DB.exp
.......................\......\.......\wkjRUG_DB.lib
.......................\......\Release
.......................\......\res\RUG_DB.rc2
.......................\......\res
.......................\......\Resource.h
.......................\......\RUG_DB.cpp
.......................\......\RUG_DB.def
.......................\......\RUG_DB.dsp
.......................\......\RUG_DB.plg
.......................\......\RUG_DB.rc
.......................\......\rxdebug.cpp
.......................\......\rxdebug.h
.......................\......\StdAfx.cpp
.......................\......\StdAfx.h
.......................\......\StdArx.h
.......................\......\wkjrug.cpp
.......................\......\wkjrug.h
.......................\RUG_DB
.......................\UI\ACAD.RX
.......................\..\AdskDMgr.h
.......................\..\cmd.api
.......................\..\Debug\DocData.obj
.......................\..\.....\itemJig.obj
.......................\..\.....\i