push-pull amplifier valve push-pull circuit push-pull control push-pull microphone push-pull modulation push-pull oscillator push-pull series spot welding push-pull test push-pull transformer push rod push-rod cover push stroke push the analogy further push trough push-type broach push-up list put put in put into service put into service operation |
push-pull amplifier valve противотактна усилвателна лампа Търсената дума е намерена |