手动卸载的vs2010：
环境：Win7 卸载工具：IobitUninstaller（绿色版）//个人推荐，比较强大好用
按照以下顺序：
1.Microsoft .NET Framework 4 框架 //建议保留，很多东西会用到
1.1.Microsoft .NET Framework 4 Multi-Targeting Pack
1.2.Microsoft .NET Framework 4 Extended //含语言包，先卸载语言包
1.3.Microsoft .NET Framework 4 Client Profile //含语言包，先卸载语言包
2.Microsoft ASP.NET MVC 开发组件包
2.1.Microsoft ASP.NET MVC 2 //含语言包，先卸载语言包
2.2.Microsoft ASP.NET MVC 2 - Visual Studio 2010 Tools //含语言包，先卸载语言包
3.Microsoft Help Viewer 1.0 //含语言包，先卸载语言包
4.Microsoft Silverlight 开发组件包
4.1.Microsoft Silverlight
4.2.Microsoft Silverlight 3 SDK
5.Microsoft SQL Server 2008 R2 开发组件包
5.1.Microsoft SQL Server 2008 R2 Data-Tier Application Framework
5.2.Microsoft SQL Server 2008 R2 Data-Tier Application Project
5.3.Microsoft SQL Server 2008 R2 Management Objects
5.4.Microsoft SQL Server 2008 R2 Management Objects (x64)
5.5.Microsoft SQL Server 2008 R2 Transact-SQL Language Service
5.6.Microsoft SQL Server Compact 3.5 SP2 ENU
5.7.Microsoft SQL Server Compact 3.5 SP2 x64 ENU
5.8.Microsoft SQL Server Database Publishing Wizard 1.4
5.9.Microsoft SQL Server CLR Types
5.10.Microsoft SQL Server CLR Types (x64)
6.Microsoft Sync Fraemwork 框架
6.1.Microsoft Sync Framework SDK v1.0 SP1
6.2.Microsoft Sync Services for ADO.NET v2.0 SP1(x64) //卸载完12步后卸载
6.3.Microsoft Sync Framework Services v1.0 SP1(x64) //卸载完12步后卸载
6.4.Microsoft Sync Framework Runtime v1.0 SP1(x64) //卸载完12步后卸载
7.Microsoft Team Foundation Server 2010 Object Model - ENU
8.Microsoft Visual C++ 开发组件包 //含更新先卸载更新
8.1.Microsoft Visual C++ 2008 Redistributable - x86 9.0.30411
8.2.Microsoft Visual C++ 2008 Redistributable - x86 9.0.30729.4974
8.3.Microsoft Visual C++ 2010 x64 Designtime - 10.0.30319
8.4.Microsoft Visual C++ 2010 x64 Runtime - 10.0.30319
8.5.Microsoft Visual C++ 2010 x86 Runtime - 10.0.30319
9.Microsoft Visual F# 2.0 Runtime
10.Microsoft Visual Studio ADO.NET Entity Framework Tools
11.Visual Studio 开发工具包
11.1.Microsoft Visual Studio IntelliTrace Collection(x64)
11.2.Microsoft Visual Studio Tools for Office Runtime(x64)
11.3.Microsoft Visual Studio Macro Tools
11.4.Visual Studio 2010 Tools for SQL Server Compact 3.5 SP2 ENU
11.5.Visual Studio 2010 Prerequisites - ENU
11.6.Web Deployment Tool
12.Microsoft Visual Studio 2010 Ultimate - ENU
然后在C盘/program files/关于vs的都给删了，最后用360清理注册表.
VS卸载完全后，为了保证安装不再出现问题，重启机子，卸载SQL，在控制面板中，先卸载SQL sever，剩下其他的关于SQL的，都卸载了，同样在C盘/program files/关于vs的都给删了，最后用360清理注册表
再次重启机子后，在控制面板中确认没有vs没有SQL，说明卸载成功了。