The main reasons are: since there is no net income benefit index considered, the economic benefit index is generally on the low side;
主要是：没有考虑纯收入效益指标，经济效益指标普遍偏低；
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。
Aside from being diversified, index funds carry the added benefit of having low fees since they're passively managed, which means they don't rely on a person to research and select stocks.
除了多元化外，指数基金还具有低费用的好处，因为他们是被动式管理，这意味着它们不依赖于人来研究和选择股票。
Another benefit of this technology is that there is a savings in disk space, due to one less index structure.
该技术的另一个好处是节省磁盘空间，因为其索引结构更小。
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。
Indexes won't help much when the size of your data is small or when the majority of queries issued against your database would generally not benefit from an index.
如果数据大小较小，或者索引对于数据库查询的性能改善帮助不大，则不适合使用函数索引。
We discovered that there is a point where aggregate index costs—more-expensive INSERT and DELETE operations, for example—outweigh a new index's query speed-up benefit.
我发现有一个聚合索引成本的点 —例如，更为昂贵的INSERT和DELETE操作 —超出一个新索引的查询加速所能带来的效益。
A primary index is a unique feature of Teradata's database - it offers the benefit of an index without the traditional overhead associated with an index.
主索引是teradata数据库的惟一特性—在避免索引相关额外开销的情况下提供索引的优势。
Typically, a non-matching index scan is chosen by the optimizer when the underlying index provides benefits such as index-only access, avoids sort, or some similar benefit.
通常情况下，在基础索引提供好处(如唯一索引访问、避免排序或一些类似的好处)时，可通过优化器选择非匹配索引扫描。
Therefore, the finer your XML document granularity, the higher your potential benefit from index-based access.
因此，XML文档的粒度越细，从基于索引的访问中得到的好处就越大。
Such statements may benefit from additional tuning to reduce the number of sorts, such as adding an index.
这些语句可受益于减少排序数目的附加调优，例如添加索引。
The two local predicates cannot benefit from matching or screening index scans from any of the existing indexes.
两个本地谓词无法从匹配或筛选现有的索引扫描中获益。
America should index the retirement age to longevity and make the benefit formula for upper-income workers less generous.
美国应该根据寿命来调整退休年龄，整改高收入人群的收益计算公式。
If the tables are small or if the frequency of queries that would make use of the functional index is small, then you may not benefit from creating a functional index.
如果表非常小，或者不经常执行使用函数索引的查询，那么创建函数索引可能收效甚微。
That way, you'll have some reserve index-add capacity, and you'll probably be able to define additional indexes that will look really good from a cost-benefit perspective.
这样，您将拥有一些保留的索引添加容量，并有可能定义一些从成本收益角度来看很不错的额外索引。
Weight of independence is an index which could be used to indicate the information overlapped between the evaluating variables in the comprehensive benefit evaluation of hospital.
在医院综合效益评价中，独立性权数是反映某些指标间重复信息量大小的一个重要指标。
Multivariate linear model of measurement of forest ecological benefit was set up according to index system of measurement.
按照以上建立的计量指标体系，建立了森林生态效益计量的多元线性模型。
The operation practice of the engineering project show good control and economic performance index are achieved and significant economic benefit is achieved.
工程项目运行实践表明，该系统取得优越的控制性能和经济性能指标，取得了显著的经济效益。
OBJECTIVE: To discuss the evaluation of comprehensive benefit of hospital pharmacy department with comprehensive index method.
目的探讨运用综合指数法来评价医院药剂科的综合效益。
This article applies a series of index to evaluate property management benefit, so as to improve the service quality and economic effect of the property management enterprises.
本文应用一系列指标来评价物业管理的效益，以促进物业管理企业改善服务质量，提高经济效益。
Using multivariate correlation analysis method and multiple index analysis of entropy technology, we turn the qualitative analysis of personnel benefit evaluation into quantitative analysis.
引入多元相关分析及熵技术多指标分析法，使人才效益评价由定性分析进入量化分析。
The article makes the positive exploration from the goal, scope, method, and index design, and posits basic idea and approach for evaluation on benefit of governmental public expense.
从公共支出效益评价的目标、范围、方法及指标设计上进行积极探索，提出公共支出效益评价的基本思路和方法。
As an important index of condensate gas field development, gas well reasonable productivity is related with development level and economic benefit of gas reservoir.
气井合理产能是凝析气藏开发的一项重要指标，关系到气藏的开发水平和经济效益。
Methods Using replacement analysis, comprehensive index analysis and TOPSIS analysis, we can analyze the comprehensive benefit of hospital. Then compare the results of three methods.
方法运用叠代法对某医院的综合效益进行评价，将评价结果与医院综合指数法及TOPS IS法两种方法的评价结果进行比较。
CONCLUSION: it is feasible to evaluate comprehensive benefit of hospital pharmacy department with comprehensive index method.
结论用综合指数法评价医院药剂科综合效益可行。
Based on the analysis of the main factors influencing on the ash index, provides that reasonable mining is the key to lift the economic benefit to coal enterprise.
通过对影响煤炭产品灰分指标主要因素的分析，提出实现合理配采，是提高煤炭企业经济效益的关键。
The paper discusses the excellent condition of damming, advanced technical economic index, great economic and social benefit of Long Tan Hydropower Station.
论述了龙滩水电站优越的建坝条件、先进的技术经济指标、巨大的经济效益和社会效益。
This paper brings forward a neural network model that fits the benefit evaluation with qualitative and quantitative evaluating index.
本文在高校图书馆传统效益评估的基础上，建立适合定性、定量评估指标的效益评估神经网络模型。
Operating benefit is a problem that all of insurance company are concerned about. The key of profit and loss for insurance business is claim ratio index.
经营效益是每个保险公司都关心的问题，保险经营盈亏的关键是赔付率指标。
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