面向非计划维修停机时间分析的装备维修过程有色Petri网模型
Equipment Maintenance Colored Petri Net Model for Unscheduled Maintenance Downtime Analysis
翻修不当可能会造成非计划性维修和表面损伤从而造成裂纹。
Improper rework practices can result in unscheduled maintenance or surface damage that causes crack initiation .