low-frequency current meaning in English
低频率电流
Examples
- A low - frequency current may be applied to the needles to produce greater stimulation
内气功包括自己做的深呼吸，思想集中和放松技术。 - For low - frequency currents ( up to about 15 , 000 cycles per second ) an iron core , called a magnetic circuit ; is placed
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。