如果使用二氧化碳分析仪，其显示的正常二氧化碳的波形表明潮气末二氧化碳的数值有可能代表真正的呼气末样品。
If a capnograph is used, the presence of a normal shape of the capnographic curve indicates that the number displayed for end-tidal carbon dioxide is likely to represent a true end-expiratory sample.
他正在利用气相色谱-质谱分析-热脱附(GCMS - TD)技术来测试人体呼气中的VOC浓度。
He is using gas chromatography, mass spectrometry and thermal desorption (GCMS-TD) technology to test the concentrations of VOCs in human breath.
结论呼气相hrct上的空气潴留征可以定量分析，能够反映患者的肺功能状况。
Conclusion Air trapping on expiratory HRCT scan can be quantified and used to assess pulmonary function of the patient.
目的分析慢性阻塞性肺疾病（COPD）患者吸气相和呼气相高分辨率CT（HRCT）表现，对呼气相HRCT上的空气潴留征进行定量分析。
Objective To assess the findings on inspiratory and expiratory lung HRCT in COPD and to quantify the extension of air trapping on expiratory HRCT.
将螺旋CT与HRCT扫描结果进行对照分析，找出HRCT在小支气管扩张诊断中的优势及深吸气与深呼气相HRCT的特点。
The result of inspiratory and expiratory HRCT were compared with the result of spiral CT to find out the superiority of HRCT.
方法在35例机械通气患者中，测定在不同水平的呼气末正压(PEEP)时的CVP值，并进行相关性分析。
Methods Determining CVP of 35 patients undergoing mechanical ventilation at various PEEP levels, and analyzing the relation between CVP and PEEP.
方法在35例机械通气患者中，测定在不同水平的呼气末正压(PEEP)时的CVP值，并进行相关性分析。
Methods Determining CVP of 35 patients undergoing mechanical ventilation at various PEEP levels, and analyzing the relation between CVP and PEEP.
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