结果表明先心病筛查干预措施的效益成本比率为15：1；
The result indicated that the ratio of cost for pre-maternity diagnosis benefit is 15 times.
成本效益分比率准则——净利润现值低于零的无活力地区应该被承揽。
Cost-benefit ratio criterion----No activity where the present value of net benefits is less than zero should be taken.
二次结果的措施心血管事件，生活质量，成本和增量成本效益比率。
The secondary outcome measures are cardiovascular events, quality of life, costs and incremental cost effectiveness ratios.
第四章构建各种物流成本比率来考察物流成本的实际状况，为企业未来改进物流系统设计，提高物流效益提供依据。
Chapter four: design some kinds of logistics cost rates to seeing about the real logistics cost, these rates provide gist for improving enterprises 'logistics system design and enhance benefit.
第四章构建各种物流成本比率来考察物流成本的实际状况，为企业未来改进物流系统设计，提高物流效益提供依据。
Chapter four: design some kinds of logistics cost rates to seeing about the real logistics cost, these rates provide gist for improving enterprises 'logistics system design and enhance benefit.
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