tu-xiang-te-zheng
.................\ex_18_1.m
.................\ex_18_2.m
.................\ex_18_3.m
.................\ex_18_4.m
.................\ex_18_5.m
.................\ex_18_6.m
.................\用到的图像
.................\..........\Thumbs.db
.................\..........\gantrycrane.png
.................\..........\imexpropsSynthesizeImage.png
.................\..........\pillsetc.png
.................\..........\snowflakes.png
.................\..........\tape.png