针对供应商评价存在问题，本文用模糊优选法对供应商作出全面、综合、系统的对比分析。
In the light of shortcomings of the current evaluation, the supplier is completely, synthetical and systematically analysed by the fuzzy optimum seeking method.
并利用寻优获得的隶属函数和控制规则与PID算法、常规模糊控制算法控制同一被控对象的响应结果进行了对比分析。
At last, control performance of optimized control rule and membership function are compared with that of PID and traditional fuzzy control system.
接着在对比分析各类风险评价方法的基础上，构建了基于模糊综合评价的风险决策模型；
Secondly, after comparatively analyzing various risk evaluation methods, a risk decision-making model of project development based on Fuzzy Assessment was built.
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