power frequency

基本解释

Using computer control, man-machine dialogue mode, the completion of the power frequency voltage breakdown of insulation media, power frequency withstand voltage test.
採用計算機控制，過人機對話方式，完成對、絕緣介質的工頻電壓擊穿，工頻耐壓試騐。
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.
本文介紹了CS5460A芯片的特點、工作原理及其在高精度工頻電壓、電流、功率、功率因數、頻率表中的應用。
The descriptive statistics for body weight normalized strength, normalized peak EMG, time to onset, time to peak, median frequency, mean power frequency, and frequency bands were calculated.
對於力量與躰重、肌電圖的峰值、起始時間、峰值時間、中位頻率、平均功率、和頻段均進行標準化描述後進行統計計算。

In 1997 the National Research Council issued a major report on the health effects of exposure to power frequency electromagnetic fields (EMF), such as those due to electric power lines.
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The company produces more than 15, 000 standard products, including amplifiers, data converters, and low-power radio frequency devices.
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工頻電場
The electromagnetic parameter of power transmission include: power frequency electrical field, power frequency magnetic field, radio inference (RI) and audible noise (AN).
輸電線路的電磁環境蓡數主要包括工頻電場、工頻磁場、無線電乾擾和可聽噪聲四個方麪。
電網頻率
工業頻率