Standard PDCA process model, the introduction of risk assessment and management process, emphasizing the continuous improvement of the system.
标准采用PD CA的过程模型，引入风险评估和管理过程，强调体系的持续改进。
Finally, we have actual research through the risk assessment theory method and assessment model which put forward to mobile payment system.
最后，对本文提出的移动支付系统风险评估理论方法和评估模型进行了实证研究。
This paper is emphasized to establish integrated assessment indexes system and fuzzy assessment model of urban ecosystem health, to suggest assessment standard.
本文着重构建了城镇生态系统健康评价的指标体系和模糊评价模型，提出了评价标准。
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