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n.体积描记器
1、measures both impedance and immittance of body with high accuracy and wide measuring region than current plethysmograph.───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。
2、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。
3、Methods Human experiments were done by using a dual-channel plethysmograph and the software including two adaptive processor.───方法采用自行研制的双通道呼吸阻抗测量硬件XiTong和以自适应抵消处理为主的软件XiTong进行了人体实验研究。
4、Analysis of Complexions of 113 Cases Health Adults below GD-3 Photoelectric Blood Stream Plethysmograph───GD-3型光电血流容积仪对113例健康人面部常色的检测分析
5、Design of a Wearable Respiratory Inductive Plethysmograph and Its Applications───背心式呼吸感应体积描记XiTong设计
1、Objective To evaluate the clinical significance of pulmonary function with auto-body plethysmograph in children and adults with asthma.