代替关系 meaning in Chinese

substituting relation

In this model , the efficiency of information access is greatly improved by using directory service technology and the problem that how to share heterogeneous information resources is solved effectively by using multi - agent technology and xml technology together
在该模型中，通过采用分布式目录服务代替关系数据库来组织和管理元数据，大大提高了元数据的管理和访问效率；通过采用多agent和xml等多种技术，有效地解决了异质信息资源的共享和互操作性问题。