说明： 这是一个用语言编译的程序，它是是一个三维显示程序。提醒(如果你还是初级学者，可以结合“编程宝典”来学习，它包含函数的用法，和讲解） (This is a translation of the language used procedure, it is a 3D display program. Reminded (If you or junior scholars can combine "the book Programming" to study, it contains functions to use, and explained))
