| 摘要 |
FIELD: medical engineering. SUBSTANCE: device has measuring, additional and two indifferent electrodes, two amplifiers, current-voltage converter, to adders, two voltage dividers, controllable voltage divider, comparator unit, recorder, units for dividing and subtracting. EFFECT: high accuracy of measuring transformations and reliability of recorded conductivity parameters. 3 cl, 2 dwg, 2 tbl |
