id	keyword
ctmj-83	pwm
ctmj-83	voltage
ctmj-83	phase
ctmj-83	current
ctmj-83	journal
ctmj-83	medicine
ctmj-83	control
ctmj-83	engine
ctmj-83	fig
ctmj-83	inverter
ctmj-83	recurrence
ctmj-83	modulation