您的用 例模型由用例图，加上支持文档组成：也就是，用例说明及角色描述（如果您选择将它们编制为文件）。
Your use-case model is composed of the use-case diagram(s) plus any supporting documentation: i.e., use-case specifications and actor descriptions (if you choose to document them).
护理人员有情感支持也很重要，用病人及亲属能够理解的语言诚实、清楚、精简地说明操作程序可以帮助减轻病人的焦虑。
Emotional support from the nursing staff is important. Honest, clear, concise explanations of all procedures in language the patient and family can understand will assist in allaying anxiety.
重点讨论了安全协议的通用支持机制，提出了利用协议配置文件实现通用支持的方法，给出了协议配置文件说明及关键算法的实现代码。
This paper discusses the mechanism of general support of protocol, gives the method of protocol implement with configuration files, the detail of configuration files and part code of key algorithmic.
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