node state造句

3 . present corresponding database representation method for diagnostic knowledge : aimed at knowledge based on decision trees , use the parent node representation adding node state column and fault column to implement the database storage for diagnostic knowledge ; while for knowledge based on cases , the fault symptom matrix is available . 4
诊断知识的表示方面，提出了相应的数据库表示方法：对于基于决策树的知识，用增加状态数据域和结点状态列以及故障列的双亲结点表示法，实现诊断知识的数据库存储：对于基于案例表示的诊断知识，以故障征兆矩阵的形式存入数据库。
It's difficult to find node state in a sentence. 用node state造句挺难的