(这就是为什么多道记录仪或测谎仪能对准确检测说谎，因为它们测量血压升幅)。
This is why Polygram or lie detector tests accurately test for lying, because they measure jumps in blood pressure.
经右心室穿刺，通过多道生理记录仪记录右心室压力，并以此反映肺动脉压力。
The right ventricular pressures were measured by polygraph system for recording pulmonary artery pressures.
迄今多道生理记录仪已成为心脏介入术及医学基础研究不可缺少的重要设备。
Polygraph has become a necessary instrument in interventional cardiology and fundamental research of medicine up to the present.
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