hf high frequency meaning in English
高频，高音
Examples
- One components of the equipment : sf - ggp - 1solid state hf high frequency welder machine is composed by four parts : sor dc power supply vibratory output . touch screen plc control and wind - water exchange water cooling system
一， sf - ggp全固态高频焊机主要由scr dc电源部分振荡输出部分触摸屏plc控制部分三部分组成。