效率

According to the present state of pump well system efficiency, the paper analyzed the factors of influence system efficiency.

针对胡庆油田抽油井的现状，详细分析了影响其系统效率的因素，结合胡庆油田实际情况，对胡庆油田极限系统效率进行预测，并提出提高胡庆油田抽油井系统效率的对策，为今后做好提高系统效率工作指明方向。

An the orthogonal test of mist eliminator is conducted, and it is found that the angle of corrugated baffle and Reynold number of gas have a great influence on both the separation efficiency and the pressure drop of mist eliminator.

首先对除雾器除雾性能进行正交试验，并采用直观分析法和方差分析法对正交试验结果进行了分析，发现波形板曲折角α对除雾效率η影响显著，对压降影响特别显著，α为45°时，除雾器除雾效率高且压降适中；斜边长与板间距比值L/b对除雾效率η有一定影响，但对气流压降影响不大；气流雷诺数Re对除雾效率η和气流压降影响显著。

This study uses seventy branches of case bank as basic samples in 6 years through 1997 to 1999 and 2003 to 2005 representing the periods before and after privatization respectively and employs an evaluation approach of operational efficiency-Data Envelopment Analysisto measure the operational efficiency of branches and justify the reasons of inefficiency. At the same time, we suggest with some directions and magnitude of improvement by using the method of slack variable analysis.

本研究以该银行70家分行，於民国86至88年及92至94年，改制民营前后六年资料为样本，运用经营效率评估方法--资料包络分析法，先探讨各分行之经营效率，了解无效率之原因，并透过差额变数分析，提供其改善的方向与幅度，同时探讨该银行民营化前后各分行经营效率的变化。

Based on the HP filtering analysis,the stylized facts and important influence of China's energy efficiency fluctuations are detected in the article,and then a dynamic stochastic general equilibrium model is developed to describe the mechanism of energy efficiency change in the short run.

本文从波动角度分析了中国能源效率的变化，特别强调波动成分对能源效率的短期影响，并在动态随机一般均衡框架下构建能源效率的机制决定模型，以探讨不同冲击对中国能源效率波动的作用差异。

It was the first time to classify the 12 tested stylo genotypes into four different groups based on P efficiency and P acquisition efficiency according to Lynch's way as indicated by shoot dry weight and P content in two different sample time.

在划分的四种类型中，不同基因型柱花草总磷效率在分类图中的分布规律与磷吸收效率分类图中的分布规律非常相似，表明了田间条件下柱花草的磷效率是由磷吸收效率所决定的。

Spectral efficiency equations are derived for both systems with and without channel prediction. Numerical results show that systems with channel prediction can get maximum spectral efficiency while systems without channel prediction but chosen optimum packet length can get suboptimum frequency efficiency, which is inversely proportional to Doppler frequency.

推导了信道预测和没有信道预测的自适应调制系统的频谱效率公式，分析结果表明对于自适应调制系统，信道预测的系统频谱效率是最优的，非信道预测系统根据信道情况选择最优帧长可以获得该系统的最优系统频谱效率，但它是低于信道预测的频谱效率的，而且是随多普勒频率的增大而逐渐减小的。

The absorrption of benzoid compound by activated carbon fiber was studied. In theexperiment, the influence of the rate of filtration to the purification effeciency was researched. On the basis of summarizing the principle, advantage and recent research on watertreatment by the activated carbon fiber, adsorption performance of three activated carbons(fibrous, granulose, and powdery) were studied.

选用粘胶基活性碳纤维吸附废气中苯系物，考察了吸附过程中滤速对净化效率的影响，结果表明：滤速为0.20m／s以下时，活性碳纤维对废气中苯系物的净化效率达到90％以上；滤速为0.22m／s时，其净化效率有所下降，净化效率由大到小依次为邻二甲苯、甲苯、苯。

By sorting out and summarizing the theories of resource efficiency revolution to make systematical epagogic elaboration on overseas references of 4 factor revolution,10 factor revolution and resource efficiency indexes,and an overview on reference of resource efficiency by domestic scholars and scientific econometric analyses on emergy theories.

在总结前人研究成果的基础上，定义了资源效率革命的概念，提出了资源效率革命具有目标性、根本性、革命性和倍数性的特征；分析了资源效率革命的理论基础是可持续发展理论、循环经济理论，提出循环经济的核心是资源效率革命的观点并进行了深刻剖析。

The maximal EL quantum efficiency is 0.45% for copolymer of fluorene and thiophene; 1. 8% for copolymer of fluorene and EDT; 1. 4% for copolymer of fluorene and DBT.

芴与噻吩共聚物的最大电致发光外量子效率为0.45%，芴与EDT共聚物的最大EL外量子效率为1.8%，芴与DBT共聚物的最大EL外量子效率为1.4%，这也是目前所报道的同类聚合物中EL外量子效率最高的。

On the background of present time in China in securities law,the oratically,equity and efficiency have the relationship that the former promotes efficiency and the latter embodys equity.While in practical legislation and Law in forcement,due to the conflicts between realistic goals and the orelicalideals,currently,emphasis should be laid on the issue of equilibrium and integration of these two value orientations.

在我国的时代背景下，证券法中公平与效率的关系理论上应该是公平促进效率、效率体现公平，但由于理论理想与现实目标的冲突，在立法与法的实施等实践过程中，现阶段应着重对公平与效率二价值取向的均衡与整合。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。