... discounted net benefit-cost ratio 折现净效益成本比率 Benefit Cost Ratio BCR 收益费用比 discounted benefit cost ratio 按现值法计算的收益成本率 ...
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benefit-cost ratio bcr 效益成本比
benefit cost ratio-BCR 效益成本比率旨在清楚确立拟定项目成本与效益之间关系的比率
BCR benefit cost ratio 成本收益率
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