begie

　　1 . 对初学者

　　I was programming enthusiasts , this small program is the contraction and expansion of the dialog box , although very simple , but believe that is very helpful for beginners , which has detailed steps !本人乃编程爱好者，这个小程序实现的是对话框的收缩和扩展，虽然很简单，相信对初学者是很有帮助的，内有详细

　　2 . 对于初学者

　　Cognitive radio and classic literature for beginners will be very valuable ., 认知无线电中最经典的文献 , 对于初学者相信会很有价值.