To make easy and efficient production planning for mixed-mode process and improve performance of the planning, a parallel backward inferring algorithm based on flow networks was proposed.

针对混合流程作业计划编制困难、效率低、生成的计划可执行性差等问题，提出了基于生产流程网络图的时间并行倒推算法。

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From case study, it is indicated that the strategy is feasible and efficient in implementing integration of production planning optimization and process operations in petrochemical industry.

案例研究表明两级闭环策略对实现石化企业生产计划优化与过程操作的集成是可行的、有效的。

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Make management and maintenance planning for equipment to improve the utility, guarantee proper, safe and efficient running to meet the needs of production.

职位介绍制定设备管理和维修计划，提高设备利用率，保证设备正常安全有效使用，满足生产运行的需要。

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