benefit-index 效益指标
index-linked benefit 与指数相连的利益 ; 指数调整法
cost-benefit index 绩效指标
benefit index method 效益指数法
ecologic benefit index 生态效益指数
economic benefit index 经济效益评价指标
Production Benefit Index 生产效益指标
Environmental Benefit Index 环境收益系数
comprehensive benefit index 综合效益指数
Through establishing the separation model for the management benefit of water user association based on regression prediction,the calculation method for the management benefit index of water user association was improved. The management benefit was effectively separated from the overall benefit.
通过建立基于回归预测的用水户协会管理效益分离模型,改进用水户协会管理效益指标的计算方法,将管理效益从总体效益中有效地分离出来,实现了对灌区参与式灌溉管理改革效益的精确评价。
参考来源 - 用水户协会管理效益的分离模型研究·2,447,543篇论文数据，部分数据来源于NoteExpress
But at present the cost benefit index system of water supply enterprise is not completed, which limits enhancing benefits via both ways above.
但目前的供水企业成本效益指标体系很不完善，制约了通过这两个途径提高企业效益。
The comparative advantage of maize production in Jilin province was analyzed based on the sow area index, unit yield index, benefit index and comprehensive comparative advantage index in this study.
从播种面积指数、单产指数、效益指数以及综合比较优势指数的角度分析了吉林省玉米生产的比较优势。
Web sites ranging from 50 to 500 pages are best served by Web site indexes, although a Web site can have as few as 20 or 25 pages and still benefit from an index.
拥有50到500网页的网站使用网络索引是最好的，尽管一个网站只有20 - 25个网页，仍然需要编制索引。
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