关于CAD的快捷键使用?

版本问题,你用的是2005的吗?再装一次吧.

打开CAD，主菜单：工具>自定义>编辑自定义文件>程序参数（acad.pgp）,弹出一个记事本。记事本有一段是如下的内容：
3A, *3DARRAY
3DO, *3DORBIT
3F, *3DFACE
3P, *3DPOLY
A, *ARC
ADC, *ADCENTER
AA, *AREA
AL, *ALIGN
AP, *APPLOAD
AR, *ARRAY
-AR, *-ARRAY
ATT, *ATTDEF
-ATT, *-ATTDEF
ATE, *ATTEDIT
-ATE, *-ATTEDIT
ATTE, *-ATTEDIT
B, *BLOCK
-B, *-BLOCK
BH, *BHATCH
BO, *BOUNDARY
-BO, *-BOUNDARY
BR, *BREAK
C, *CIRCLE
CH, *PROPERTIES
-CH, *CHANGE
CHA, *CHAMFER
CHK, *CHECKSTANDARDS
COL, *COLOR
COLOUR, *COLOR
CO, *COPY
CP, *COPY
D, *DIMSTYLE
DAL, *DIMALIGNED
DAN, *DIMANGULAR
DBA, *DIMBASELINE
DBC, *DBCONNECT
DC, *ADCENTER
DCE, *DIMCENTER
DCENTER, *ADCENTER
DCO, *DIMCONTINUE
DDA, *DIMDISASSOCIATE
DDI, *DIMDIAMETER
DED, *DIMEDIT
DI, *DIST
DIV, *DIVIDE