This highfrequencyalternatingcurrent produces the highfrequency radio waves mentioned in the previous chapter.
这种高频交流电流产生前一章提到过的高频无线电波。
2
The system may measure many circuits high - frequencyalternatingcurrent , direct current , frequency, efficiency of inverter .
系统测试项目有多路高频交流电流，直流电流，频率，逆变器的效率等。
3
The dynamic temperature field during roll-bonding combined with high-frequencyalternatingcurrent heating has been numerically simulated by a simplified model.