电压相制频率电流 VHZA
频率-电流转换器 Frequency-to-Current Converters
电流频率 current frequency ; Hz
频率-直流电压变换器 frequency-DC voltage converter
最高图像电流频率 maximum frequency of picture current
对于低频率电流（约15，000 周秒以内），置有一个叫作磁路的铁心。
For low-frequency currents(up to about 15, 000 cycles per second)an iron core, called a magnetic circuit; is placed.
典型的智能度量设计包括来用户端的电流、相位和频率数据向电力调配公司的周期传送。
Typical smart meter designs include periodic transmission of current, phase, and frequency data from the user to the electricity distribution company.
当这些线圈被调节到合适的操作频率，电流就可以通过一个开关控制器转换给这些线圈。
The coils all get tuned to the right operating frequency and electricity is transferred to them using a switch-mode controller.
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