特定场合的

Classic system of deontic logic is a logic about action whose new development will introduce agent concept and occas-sion concept in this system;at the same time the negative concepts will have different understandings in the deontic system and some special action concepts in relation to the negative concepts will have some special meanings.

道义逻辑的经典系统是关于行动的逻辑。这种逻辑发展的新思路是在其系统中引入主体和场合概念；同时对正规逻辑的否定概念在道义系统中作了不同的理解；和否定概念相关的一些特殊的行动概念在行动逻辑中有其特定的意义。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。