Aiming at four analysis measures-Spectrometric, Ferro graphic, Routine, and Particulate counting, the author has established time-sequence model based on fuzzy estimation regulations, tentatively provided analysis standard criterion for failure analysis, and proposed fuzzy systematized model for diagnosis system of lubricant monitoring expert; 针对光谱、铁谱、常规理化、颗粒计数四种分析手段,建立了基于模糊判断规则的时序模型,并建立了轮机油液监控专家诊断系统所需的模糊分类器模型;