此程序主要是根据实际的需要，把对于一个任意正多边形的平移变换和旋转变换集合在一起，省去了每次变换时调用多个程序的麻烦-this procedure is mainly based on actual needs, and for an arbitrary isogon transform the translation and rotation transform get together to save a time when the transformation of a number of procedures called trouble