这种专门化的主题类型为作者提供了指导信息，可以保证所有任务主题的一致。
This specialized topic type provides guidance to the author and ensures the consistency of all task topics.
DITA任务的核心是一系列步骤，它们可以被专门化回有序列表类ol .class。
At the core of a DITA task is a series of steps, which can be generalized back to the ordered list class, ol.class.
概念、任务和引用主题(reftopics)都可以看作是主题的专门化。
Concept, task, and reference topics can all be considered specializations of topic.
过于专门化的理论或细节不是这门课的任务。
Too specialized theories or details are not included in this course.
因此选择的内容应有普适性、示范性、基础性、重要性和可教性，过于专门化的理论或细节不是这门课的任务。
The main contents of this course are the basic theory of elastic mechanic, some mathematic idea and method which can be applied to solve the problem in elastic mechanic.
因此选择的内容应有普适性、示范性、基础性、重要性和可教性，过于专门化的理论或细节不是这门课的任务。
The main contents of this course are the basic theory of elastic mechanic, some mathematic idea and method which can be applied to solve the problem in elastic mechanic.
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