Android 平台 是一个移动设备专用的软件堆, 包括一个操作系统, 中间件以及大量关键应用. 开发者能建立大量应用程序通过Android SDK平台。应用程序使用Java程序语言编写并且在Dalvik上运转， Dalvik是一个运行在Linux内核之上专门供嵌入使用的虚拟机。

现在Android SDK 1.0版本已经正式推出. 它包括源码框架, 实例工程，开发工具，模拟器，当然还包括你所需要的开发Android应用的全部库文件。-Android platform is a software stack for mobile devices, including an operating system, middleware, and a large number of critical applications. developers to build a large number of applications through Android SDK platform. Application uses the Java programming language to write and run on the Dalvik, Dalvik is a run on embedded Linux kernel specifically for use on the virtual machine.

Android SDK 1.0 version has now officially launched. It includes the source code framework, case projects, development tools, simulators, and of course you need all of the development of Android applications library.