You can have multiple versions of the common language runtime, and multiple versions of applications and components that use a version of the runtime, on the same computer at the same time.

在同一台计算机上，可以同时安装公共语言运行时的多个版本，还可以同时安装使用运行时的某个版本的应用程序和组件的多个版本。

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NET framework has two main components: the common language runtime (CLR) and the.

NET框架含有两个主要组件：公共语言运行时组件(CLR)和类库组件。

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Com interop wrappers are required by the common language runtime (CLR) to manage and communicate with com components.

COM互操作包装是公共语言运行时(CLR)管理COM组件和与之通信所必需的。

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