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METHOD FOR HIGH-ACCURACY POSITION AND SPEED CONTROL OF AXLE WITH CONSTANT AND SLOWLY CHANGING ANGULAR SPEED, PREFERABLY FOR GEAR GRINDING MACHINES AND CIRCUIT ARRANGEMENT FOR CARRYING OUT THREOF
METHOD FOR HIGH-ACCURACY POSITION AND SPEED CONTROL OF AXLE WITH CONSTANT AND SLOWLY CHANGING ANGULAR SPEED, PREFERABLY FOR GEAR GRINDING MACHINES AND CIRCUIT ARRANGEMENT FOR CARRYING OUT THREOF