user documentation

• 用户文档

user documentation的用法和样例：

例句

1. The purpose of user documentation is to describe how to work with your system.
   用户文档的目的是描述如何使用系统。
2. All systems and users documentation have been included in the original function point count.
   最初的功能点估算包含所有系统和用户文档。