本文并结合上海通用项目开发实践，阐述了售后与产品开发脱节的危害性。
This in conjunction with Shanghai GM project development practice, and elaborated on after-sales and product development divorced from the harm.
本文结合上海局安监室的实际需求，设计并实现了基于工作流技术的铁路全管理信息系统。
In this paper, to meet the actual demand from Shanghai Railway Bureau safety supervision department, the safety management information system based on workflow is designed and realized.
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