1) evolutionary efficiency
进化效率
1.
In order to improve the evolutionary efficiency of gene expression programming(GEP) algorithm,an elitism-producing strategy(EPS) is proposed to obtain the GEP initial population.
为提高基因表达式编程(GEP)算法的进化效率,提出了一种用于产生GEP初始种群的精英个体产生策略。
2) drilling efficiency
钻进效率
1.
It can bring convenience for drilling workers and improve drilling efficiency.
为避免退钻更换钻头的繁琐过程,设计一种新型扩孔钻头,能够随时快速安装拆卸,为工人打钻带来了方便,并提高了钻进效率。
2.
In the evaluation of drilling efficiency in drilling engineering,the conventional drilling rate models were often used to analyze the effect of a single factor contribution on drilling efficiency.
在石油钻井工程中,评价钻进效率差别的方法是利用钻速方程来计算各单因素对钻速的影响,计算工作量大,缺乏综合性。
3) propulsion efficiency
推进效率
1.
These will decrease the propulsion efficiency and increase fuel consumption.
船舶污底引起阻力增加,降低了船舶的推进效率,增加了耗油量。
2.
A new method to determine the thrust of pitching oscillating foil was established on the basis of tethered and the self-propelled oscillating foil,providing the relationships of Strouhal number with both the propulsion efficiency and the Reynolds number.
在研究翼型原地摆动和自主推进的基础上,提出了一种确定俯仰振荡翼型推力的新方法,在得到推进效率与斯特劳哈尔(Strouhal)数关系的同时,还得到了斯特劳哈尔数与雷诺数之间的关系。
3.
In order to improve the propulsion efficiency,according to momentum and energy conservation,this work present a global calculation approach to get the geometry,dimensions,shape and position of the MHD propeller on the ship.
为进一步提高推进效率,从动量和能量守恒出发提出一种全局计算方法,研究船舶磁流体推进器的几何形状、尺寸和位置等参数,并通过对其不同组件和产生损失的综合分析得出一种优化模型。
4) propulsive efficiency
推进效率
1.
Significant propulsive efficiency improvements can be achieved by modifying the propulsive system of a vessel.
修改船舶推进系统能大大改善推进效率。
2.
which showed the influence of hand-figures on swimming propulsive efficiency.
该文旨在用计算流体力学(CFD)的方法研究游泳推进问题,建立了手掌和前臂的联接模型,并生成3D非结构网格,计算了两种不同手姿态:并拢和张开在不同来流速度和攻角下的推进阻力和推进升力,并结合计算结果进行了流场分析,研究了两种手姿态对推进效率的影响。
3.
By adding one more rudder to or reducing one or two rudders from the regular ship propeller and rudder arrangement,and fixing up the propeller-rudder relative position rationally,the results of reducing ship vibration and noise,improving ship propulsive efficiency and raising rudder′s performance of controlling ship course may be obtained.
采用比水面船舶常规桨舵配置多一只舵或少一二只舵,通过合理布置桨舵相对位置,以降低船舶的振动和噪声、提高船舶推进效率、提高船舵控制航向的性能。
5) efficiency improvement
效率改进
1.
Structural Changes,Efficiency Improvement and Electricity Demand Forecasting;
结构变化、效率改进与能源需求预测——以中国电力行业为例
2.
This article puts forward the concept of small and medium-sized enterprise innovation network(SMEIN),and analyzes comparatively five common types of SMEIN,points out the five characteristics of SMEIN,then analyses the conflict cycle and stability of SMEIN,finally discusses its efficiency improvement from three aspects and the corresponding measures of SMEs.
本文提出了中小企业创新网络的概念,对比分析了中小企业创新网络五种常见模式,指出了中小企业创新网络的五大特性,分析了中小企业创新网络的冲突周期及其稳定性,最后从三个视角探讨了中小企业创新网络效率改进以及中小企业的应对措施。
3.
It is a trend to enlarge the scale for TPL Enterprises, which contribute to the efficiency improvement.
第三方物流企业走规模化发展的道路将是客户企业的需求和企业自身发展的一种必然趋势,以此促进第三方物流企业效率改进的实现。
6) improving efficiency
改进效率
1.
Related party transactions have the motivation of improving efficiency,as well as the opportunism motivation.
关联交易既可能有改进效率的动机,也有机会主义的动机。
补充资料：配置效率和生产效率
在经济学上，经济发展的动力，或者说效率的来源，分为两类：一类是配置效率，二是生产效率。所谓配置效率，是指给定资源和技术的条件下，怎么样使资源从边际生产率低的地方流向边际生产率高的地方，从而使得资源和利用更合理、社会总价值达到最大;而生产效率是指如何通过技术进步提高每一种资源的生产率，也就是把社会的生产可行性边界向外移。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条