relaxed plasmid是什么意思

用法例句

Based on ontology relaxation,a query architecture i s proposed through the relationships between concepts of ontology,and a relaxatio n evaluation algorithm is presented accordingly.

利用本体中概念与概念之间的关系,提出了一个基于本体松弛(ontology relaxation)的查询框架,并给出相应的松弛评估算法。