n.冗余；重复

It can reduce data redundance and improve data access efficiency. 该模型能有效降低数据冗余，提高数据访问效率。

A new kind of parallel simulation platform with redundance actuation has been put forward. 摘要提出一种新型冗余驱动并联模拟平台。

Stringent control was exercised to block new projects in processing industries and avoid redundance in low-level development. 严格控制新上加工工业项目，防止低水平重复建设。