The harmonic problems, such as distorting supply voltage, decreasing power factor, increasing energy loss, interfering with communication systems etc. are discussed in the part one.

第一部分讨论各种谐波问题，如使供电电压畸变，降低功率因数，增加能量损耗，干扰通讯系统等。

youdao

The paper introduces the technique feature and the operation principle of chip CS5460A, and its application in high-accuracy power frequency voltage, current, power, power factor, frequency meter.

本文介绍了CS5460 A芯片的特点、工作原理及其在高精度工频电压、电流、功率、功率因数、频率表中的应用。

youdao

Voltage is the essential factor that the color of film varies orderly with the change of voltage.

电压是影响膜层色彩的最主要的因素，颜色随着电压的变化而发生规律性的改变。

youdao

With Internet-delivered music, Dolby's noise-reduction matters more now than in 1965, when Dolby first observed that the voltage of hiss in audiotape outmatched the music by a factor of 1, 000 to 1.

FORBES: Aural Surgery