MEASURING APPARATUS AND INSTRUMENTS, NAMELY ELECTRONIC STRAIN GAUGES, FORCE GAUGES, TORQUE GAUGES, ELECTRONIC STRAIN TEST SYSTEMS COMPRISED OF STRAIN LOAD CELLS OR SENSORS, ELECTRONICALLY-DRIVEN TEST STANDS ON WHICH TO MOUNT THE SENSOR AND THE COMPONENT OR SAMPLE TO BE TESTED, AND COMPUTER OPERATING SOFTWARE USED TO DRIVE THE TEST STANDS TO CARRY OUT A SERIES OF SELECTABLE TESTS AND TO INTERPRET AND GRAPHICALLY TO DISPLAY THE RESULTS, ELECTRONIC FORCE TEST SYSTEMS COMPRISED OF FORCE LOAD CELL...