relation algebra meaning in English
关系代数
Examples
- Based on functional dependence of relation algebra , the paper available expresses the coordination relation between primary and backup prection and it is fds which can generate directed basic loops and form optimal coordination sequences of protection setting , and accordingly achieve the optimal coordination of prections in the whole network .
本文充分运用关系代数中函数依赖的概念,有效地表达主后备保护配合关系? ?保护函数依赖集( fds ,即functionaldependencyset ,并用其自动生成网络有向基本回路,形成保护整定最优配合顺序,从而达到全网的保护最优配合。