1) all day efficiency
全日效率
2) daily efficiency
日效率
1.
The experimentalresultsshow that daily efficiency ηdisdirectcorrelation with VAR,is notcorrelation clearly with H,heatloss coefficient Ulis notcorrelation clearly with VAR.
得到了日效率ηd 与VAR正相关,与H 无明显关系,Ul 与VAR无明显关系的实验性结论。
3) daily average efficiency
日平均效率
1.
Thermal Performance Study on the All-glass Evacuated Tubular Water Heaters(Ⅲ)——Analysis of accessible factors on the daily average efficiency;
全玻璃真空管式太阳热水器热性能研究(三)——日平均效率的影响因素分析
2.
Thermal Performance Study on Evacuated Tubular Water Heaters(Ⅱ)——Comparing and analyzing of instantaneous efficiency and daily average efficiency;
真空管式太阳热水器热性能研究(二)——瞬时效率、日平均效率的比较分析
4) average daily efficiency
日平均效率
1.
Relation between average daily efficiency of evacuated tubular solar water heaters and the mass area ratio is analzed,and method of correction to average daily efficiency is pressented.
探讨了真空管式太阳热水器日平均效率与水量配比 (MAR)的关系 ,提出了对日平均效率进行修正的方法 。
2.
Results show that mass area ratio (MAR) is a primary factor to average daily efficiency and instantaneous efficiency curve of tubular solar water heaters is not straight line.
结果表明 ,水量配比 (MAR)是影响日平均效率的主要因素 ;真空管式太阳热水器的瞬时效率不是线性分
3.
The effect of mass area ratio(MAR)of all glass evacuated tubular solar water heaters is discussed on the average daily efficiency and closing temperature of water.
以全玻璃真空管式太阳热水器为例 ,讨论了水量配比MAR对日平均效率及贮水温度的影响 ,提出了在日平均效率下限值和贮水温度下限值的条件下对MAR进行优化的方
5) average daily-efficiency
平均日效率
1.
It is found that the average daily-efficiency results from drainage method can only reflect the transform capability between solar light and heat of the system,but the results from water-mixing method can not reflect the capability and can only gain their tanks\' efficiency.
全玻璃真空管型太阳热水系统的平均日效率是反映系统光—热转化能力的关键参数。
6) safety efficiency
安全效率
1.
DEA of safety efficiency of coal groups nowadays;
现阶段煤炭企业集团公司安全效率的DEA分析
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