To melt the charge, radiofrequency(induction heating)or resistance heating have been used .
为了熔化进料,可用射频(感应加热)或电阻加热法。
2
To melt the charge radiofrequency induction heating or resistance heating have been used.
为了熔化进料,可用射频感应加热或电阻加热法。
3
The utility model relates to a radio transmitter for low-resistance sound signal, which is used to convert audio signals into frequency modulated signals.