System.IO.Packaging 命名空间允许访问包相关信息，如数字签名、加密、各种 xml 文件之间的关系以及该文件的包属性。
它还允许将文件作为单个对象的集合的一部分进行访问。
System.IO.Packaging namespace allows to access the package related info as Digital signature, Encryption, relations between the various xml files and package properties of that file.
It also allows to access the File as part, as a collection of Individual objects.
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Eric White 在这里有一个非常好的介绍：
http:// blogs.msdn.com/ericwhite/pages/packages-and-parts.aspxhttp://www.ericwhite.com/blog/screen-cast-overview-of-the-open-packaging-conventions-part- 1/
Eric White has a pretty good introduction here:
http://blogs.msdn.com/ericwhite/pages/packages-and-parts.aspxhttp://www.ericwhite.com/blog/screen-cast-overview-of-the-open-packaging-conventions-part-1/
System.IO.Packaging 命名空间允许访问包相关信息，如数字签名、加密、各种 xml 文件之间的关系以及该文件的包属性。
它还允许将文件作为单个对象的集合的一部分进行访问。
System.IO.Packagingnamespace allows to access the package related info as Digital signature, Encryption, relations between the various xml files and package properties of that file.It also allows to access the File as part, as a collection of Individual objects.