用色谱法分析溶液中的甲醇含量，从而计算出气体中的甲醇含量。
Thus, the content of methanol in the gas could be calculated.
本文的主要目的是用色谱法分析汽油中的单体烃，并以此为基础，计算汽油的组成、辛烷值等数据。
The main purpose of this paper was to separate the individual hydrocarbons in gasoline, by chromatography and based on it to calculate the composition of gasoline as well as the octane number, etc.
以黄豆、亚麻籽、棉籽为例，利用气质联用色谱法分析其脂肪酸的组成及含量，并着重讨论其中必须脂肪酸的含量。
The component and content of fatty acids in fermented soybean, flaxseed, and cottonseed were analyzed by GC-MS. Especially, the essential fatty acid was emphasized.
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