1) power factor
功率因素
1.
This phase advancer enhances the power factor evidently to realize the purpose of saving the energy.
这种静止式进相器显著地提高了功率因素,达到了节能的目的。
2.
<Abstrcat> In the digital measurement of power factor, the measurement accuracy will be influenced by leakage error,because of the fluctuation of the system frequency.
在功率因数的数字化测量中,由于电网频率波动造成非同步采样,从而影响功率因素测量的准确度。
3.
The notable characteristics of this sort of modified converter ore the improved power factor,decreased current hamonic wave and improved output resolution.
常规的三相桥式可控硅整流电路在调速领域内已获得了广泛的应用 ,但是这种变流器的应用自身存在着功率因素低、电流谐波大等缺点 ,至今无法解决。
2) factor efficiency
因素效率
3) factor contribution ratio
因素贡献率
1.
Adaptive feed-forward network algorithm based on factor contribution ratio;
一种基于因素贡献率的自适应前馈网络算法
4) plate efficiency factor
板效率因素
5) foreign exchange rate
外汇汇率
1.
In order to perform existing data mining technology,such as Rough set,to mine the time series of foreign exchange rate,static attributes must be extracted to determine the developing tendency of time series behavior from the time series of foreign exchange rate.
为了能够使用现有的数据挖掘技术(例如粗糙集)对外汇汇率时间序列进行数据挖掘,必须从外汇汇率时间序列数据中抽取决定时间序列行为发展趋势的静态属性。
2.
Data mining are used to analyze the foreign exchange rate time series and acquire the correct,implicated and hidden information,which has practical significance in the financial field.
利用数据挖掘技术分析外汇汇率时间序列,从时间序列中获得正确的、隐含的、潜在的信息对于金融领域研究具有重要的现实意义。
6) Exchange rate
外汇汇率
1.
The article analyzes the main economical variables which influence technology innovation of the petroleum enterprise such as recent and future trend of oil price, foreign exchange rate, interest rate.
对影响石油企业技术创新能力发展的主要经济变量——油价水平、外汇汇率以及利率水平的近期走势及未来发展趋势进行了分析,目的是能够客观地认识经济环境对石油企业技术创新能力的影响,加快推进石油企业技术创新进程,提高石油企业核心竞争力。
补充资料：非密度制约因素(见密度制约因素)
非密度制约因素(见密度制约因素)
l焦非密度制约因素见生态因素、密度制约后
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