说明：  为了帮助用户追求美观,.NET 4.0 专门为对此有需求的人提供了IrisSkin4.dll皮肤引用集，里面封装了许多对窗体重新描绘的方法，再搭配上WinForm特有的 .ssk 文件，就可以实现窗体的主题式美化，下面介绍如何使用这个皮肤引用集（用例项目名称为：Test 开发环境：Visual Studio 2012）：
(In order to help users to pursue beauty, NET 4.0 provides IrisSkin 4.dll Skin Reference Set specially for those who need it. It encapsulates many ways to redraw the window weight. With WinForm's unique. SSK file, you can achieve thematic beautification of the form. Here's how to use this Skin Reference Set (use case project name: Test Development Environment: Visual S. Tudio 2012:)