... power-factor lead 功率因数超前 power-factor measurement 功率因数测量 power-factor meter 功率因数表，功率表 ...
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... noise-power measurement 杂讯功率测量 power factor measurement 功率因数测量 power-factor measurement 功率因素测量 ...
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power factor measurement 功率因数测量
power-factor measurement instrument 功率因数测量仪
MEASUREMENT OF POWER FACTOR 机车功率因数测定
By analyzing the conventional power factor measurement methods, a new measurement method of power factor based on DSP technology is proposed.
在分析与总结了传统功率因数测量方法的基础上，提出了基于数字信号处理(dsp)技术的功率因数测量方法。
The digital image system is satisfied for micro-sphere shape factor measurement in respects of measuring way, resolution power and precision.
数字图像系统在测量方式、分辨力和测量精度几个方面均能满足测量要求。
A weighted algorithm is proposed for reducing effectively the error caused by non-synchronous sampling in active power and power factor measurement.
提出了一种能有效地抑制由非同步采样引起的有功功率及功率因数的测量误差的加权算法。
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