这些课程是面向那些具有一定编程知识但没有实际3D图形开发经验的开发人员的；其目的是让你对代码层上发生了什么事有很好的理解，以便你能尽可能快地创建出自己的3D网页。-The course is for those who have certain programming knowledge but no actual 3 D graphics development experience developers　The goal is to get you on the code on the layer of what happened to have a good understanding, as quickly as possible so that you can create their own 3 D web pages.