这一新框架的特征是权力的去中心化。

What characterizes them is decentralized authority.

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因此，一个元框架的出现，应该符合以下的特征。

Here are what I would regard as the key attributes of a meta-framework.

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知识表达采用框架知识表示方法描述染色体的层次结构特征。

A frame method for representing knowledge is used to describe the structure of chromosomes.

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知识表达采用框架知识表示方法描述染色体的层次结构特征。

A frame method for representing knowledge is used to describe the structure of chromosomes.

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