The plethysmograph measures both impedance and immittance of body with high accuracy and wide measuring region than current plethysmograph.
仪器采用液晶显示屏并可外接打印机输出测量结果，具有比现行阻抗图仪更宽的动态范围和更高的测量精度。
The error signal is detected by the transmittance photoelectric plethysmograph. An electromagnetic solenoid is adopted for use as the hydraulic actuator.
用光电容积描记器检测误差信号，用电螺管作为液压机构的推动器。
The error signal is detected by the transmittance photoelectric plethysmograph. An electromagnetic solenoid is adopted for use as the hydraulic actuator.
用光电容积描记器检测误差信号，用电螺管作为液压机构的推动器。
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