绘制一个线框桌子，有四个圆柱型线框桌腿，桌子上有一个用五个渐小的长方体表示的塔，利用矩阵变换实现图形的缩放，旋转和平移变换-Draw a wirefr a me table with four legs cylindrical fr a me, there is a small box with five progressively expressed tower, using matrix transform on the table graphics scaling, rotation an