L=直线;
PL=多段线;
U回车=Ctrl+z=后退;
D=修改,调整;
REC=矩形;
C=圆;
TR=修剪;
O=偏移;
XL=放射线;
X=分解;
CO=复制;
M=移动;
MI=镜像;
EL=椭圆;
BR=打断;
POL=多边形;
LEN=拉长;
S=拉伸;
ME=等分;
E=删除;
E回车ALL回车=全部删除;
AR=阵列;
RO=旋转;
SC=比例缩放;
END=端点;
MID=中点;
PER=垂足;
INT=交足;
CEN=圆心;
QUA=象限点;
TAN=切点;
SPL=曲线;
DIV=块等分;
PE=编辑多边线;
NOD=节点;
F=圆角;
CHA=倒角;
ST=文字样式;
DT=单行文字;
T=多行文字;
ED=编辑文字;
A=弧;
H =填充;
HE=编辑填充;
B=创建临时图块;
W=创建永久图块;
I=插入图块;
LA=图层;
MA=吸管加喷枪;
() PAR=平行线;
FRO=正交偏移捕捉;
PO=创建点;
SKETCH=徒手画线;
DO=圆环;
RAY=射线;
AL=对齐;
REG=面域;
AA=求面积周长;
SU=减集;
UNI=加集;
IN=交集;
BO=提取轮廓;
REV=二维旋转成三维;
EXT=拉伸;
UCS=三维坐标;
ROTATE3D=三维旋转;
MIRROR3D=三维镜像;
3A=三维阵列;
SURFTAB=曲面网格;
TXTEXP=分解文字;
CTRL+P=打印;