中频大功率感应加热装置，多年来一直采用可控硅做为开关器件。
Medium frequency high power induction heating apparatus, for many years has adopted silicon controlled as switching devices.
在高功率激光系统，激光束小尺度相位畸变波前探测是实现激光束中频段波前补偿与控制的重要前提。
In high power laser system, a small size phase-distortion wavefront measure is necessary to compensate and control the wavefront of laser beam with intermediate frequency.
为使系统的功率因数较高，采用电压源型负载串联谐振中频逆变器和频率跟踪技术。
In order to improve the power parameter further, the intermediate frequency inversion of an electric voltage power type series resonance and frequency trace technique are adopted.
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