识别过程输入变量和输出变量，通过因果图、关系矩阵记录它们之间的关系。
Identify process input variables and process output variables, and document their relationships through cause and effect diagrams, relational matrices, etc.
利用时间因果图的分析结果，可通过监测系统工作参数的变化进行故障诊断。
The results of temporal causal graph can be used to detect fault by monitoring system operation parameters.
通过因果分析方法，作出影响冷换设备有机涂层质量的排列统计图，从而分析出主要的影响因素。
The main factors that affect the quality of organize coating for heat exchanger were analyzed through statistic data by causal analysis.
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