3G技术的一些简介和入门，大家可以看看以便3G技术的使用和学习！-the basic and beginning knowledge og 3g technology, we can use it to use or study 3g technology.

OG动作选择器为iOS，精选ios编程学习源码，很好的参考资料。-The OG action selector to iOS, select learning IOS programming source code, a good reference.