| 释义 |
system effectiveness
基本例句
系统有效性,系统效率
The German telephone system is highly efficient.德国的电话系统效率很高。
In order to raise waterflood system efficiency,first of all high efficiency motors and water injection pumps should be selected.为提高注水系统效率，首先应选用高效的电机和注水泵，对注水量小注水压力高的小采油区宜选用柱塞泵。 |