这些年来，凭借着气相色谱分析技术和质谱分析技术，科学家已经鉴定出来了能有规律的从人体排出或者挥发出的超过3,000种化合物。

Using gas chromatography and mass spectrometry, researchers have, over the years, identified more than 3,000 compounds that are regularly exhaled, excreted or exuded from the body.

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目的探讨应用气相色谱技术分析全细胞脂肪酸进行分枝杆菌菌种鉴定方法的准确性和实用性。

Objective to evaluate the accuracy and applicability of species identification method of Mycobacteria by applying gas chromatography analysis of whole-cell fatty acid.

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从该种卷烟烟丝含水率不同的烟支中都分析鉴定出同样的总粒相物挥发性化学成分。

Analyzes from this kind of cigarette shredded tobacco moisture content different smoke appraises the similar total macrograph volatile chemical composition.

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Because only atomic hydrogen has that set of lines which means I could then take the spectra of gas phase species and use that information to identify.

我在这抬头看看然后离开，那就是氢原子,那就意味着,我可以测定,气相种类的光谱并且运用那个信息来鉴定。

麻省理工公开课 - 固态化学导论课程节选