执行任何关系的语义或者两对象间关系的引用完整性不需要CM IS知识库。
CMIS repositories are not required to enforce any semantics of relationships or enforce referential integrity between the two objects of a relationship.
可以肯定，植物学家拥有很多关于花儿的知识，但是这些知识性的概念与花儿自身的美与否没有关系。
To be sure, botanists can know many things about the flower, but their concepts have no bearing on the judgment whether the flower is beautiful.
本文简述建立数学教学新模式的必要性；论述了知识、能力、品质、方法之间的辨证关系；
This article covers the necessity of new mathematics teaching model, the dialectical relation among knowledge, ability, quality and method.
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