STUDIES ON THE MEASUREMENT OF CHIP MICROPROCESSORS SYSTEM OF SINGLE SEED DRILL
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Abstract:
In this research, mechanical pulses of the falls of each single seed were changed into electric pulses by piezoelectric sensor.Wheatstone Bridge and comparison amplifier were used to convert the signal.Voltage block signals represented the pulse
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王树才 许绮川. STUDIES ON THE MEASUREMENT OF CHIP MICROPROCESSORS SYSTEM OF SINGLE SEED DRILL[J]. Jorunal of Huazhong Agricultural University,1998,17(1).