搭建安卓编译环境详细介绍，环境变量等设置，很有用的。-Android build environment set up details, such as setting the environment variable, very useful.

一、环境变量 二、常用命令 三、Android模拟器快捷键 四、模器的限制 五、运行多个模拟器实例 六、模拟器上网问题-First, the environment variable Second, commonly used commands three, Android emulator shortcut keys four-mode device constraints five run multiple emulator instances VI emulator networ