必然因果关系 positive causal relationship
- 在假设因果图中的连接事件表示必然因果关系条件下,因果图可以转换为含有可能的因果关系的故障树。
Supposing that connecting event in causality express necessary causality, causality diagram can be converted into fault tree including possible causality. - 威胁性话语和暴力行为没有必然的因果关系。
The causal relationship between vicious talk and violent action is far less certain. - 如果模式有效,那么在聚集的行为间就必然会有逻辑或者因果关系,而不仅仅是假想的关联。
For a pattern to be valid there must be a logical or causative connection between the clustered behaviors, not just a spurious correlation.