实验过程中，他们将精油分散成各自的组成成分，用气体色谱分析法和质谱分析法进行分析。
To do this, the oils were broken into their component parts and analysed using gas chromatography and mass spectrometry.
用溶解气体分析法对一台大型变压器内部乙炔超标现象进行了分析，并结合该变压器的结构，判断出故障所在位置。
The acetylene overproof phenomena in a large transformer are analyzed with dissolved gas analysis, and based on its structures, the fault positions are determined.
本文在不分光红外分析法的基础上，应用一种多通道的光路，研究在一个气室中分析多种气体成分的方法。
The multi channel light base on NDIR was applied to analyze varied part of gas in single gaseous chamber.
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