新方法将L-R三角模糊数引入到网络时间参数计算，并且采用模糊数大小排序的方法确定关键线路。
The new method quantifies the time parameters with L-R triangular fuzzy number, and identifies the critical path through ranking method of fuzzy number.
运用模糊集理论将风险评价模型的参数定义为三角模糊数，构建了水环境健康风险评价模糊模型。
The fuzzy set theory is applied to define the parameters of assessment model as triangular fuzzy parameters to establish a fuzzy risk assessment model for environmental health.
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