Cannot complete the install because one or more required items could not be found.
Software being installed: Android Development Tools 18.0.0.v201203301601-306762 (com.android.ide.eclipse.adt.feature.group 18.0.0.v201203301601-306762)
Missing requirement: Android Development Tools 18.0.0.v201203301601-306762 (com.android.ide.eclipse.adt.feature.group 18.0.0.v201203301601-306762) requires 'org.eclipse.wst.sse.core 0.0.0' but it could not be found
Software being installed: Android Development Tools 18.0.0.v201203301601-306762 (com.android.ide.eclipse.adt.feature.group 18.0.0.v201203301601-306762)
Missing requirement: Android Development Tools 18.0.0.v201203301601-306762 (com.android.ide.eclipse.adt.feature.group 18.0.0.v201203301601-306762) requires 'org.eclipse.wst.sse.core 0.0.0' but it could not be found
先下载adt16对应的sdk，你得貌似要下这个版本的，android-sdk_r16-windows.zip
下载eclipse，不过不能用android官网推荐的这个“Eclipse Classic”，因为我试了不能安装成功，报你上面说的错误，我也不知道原因，其他版本的没有测试。我下了javaee版的，安装成功！希望可以帮到你 呵呵