...脉冲电源 [gap=1935]ectrical-discharge machining ；principle axis motion ；step-by-step electromotor ；pulse electrical source ...
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A kind of high frequency pulse electrical source at the need of electromagnetic ultrasonic experiments is presented.
针对电磁超声实验对脉冲电源的需求，研制了一种高频脉冲电源。
The controlling system part contains the circuit of step-by-step electromotor control and the circuit of pulse electrical source.
控制系统部分包括步进电机控制电路和脉冲电源电路，这是数控电火花加工机床的重点设计部分，也是难点。
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