He is using gas chromatography, mass spectrometry and thermal desorption (GCMS-TD) technology to test the concentrations of VOCs in human breath.
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。
The GCMS-TD creates a breath profile that allows scientists to identify VOCs that may signify the presence of disease.
GCMS-TD创建一个呼气概图，让科学家们来确定可以诊断出疾病是否存在的VOC。
In this paper we used an alternative method by Thermal Desorption (TD) -gcms technique. The method is simple and rapid.
在本论文中，我们使用了(TD) - GCMS技术来替代上述较复杂的过程，方法简便快速。
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