麻烦用英文概述一下,2、How many quality attributes are introduced?Please list them,and choose one of them to describe its scenario and tactic.

问题描述:

麻烦用英文概述一下,
2、How many quality attributes are introduced?Please list them,and choose one of them to describe its scenario and tactic.

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你是要翻译这个问题吗?还是要回答这个问题?要回答这个问题需要全文.