hydrocarbon analysis

例句：

1. 1. The gas chromatography was used to analyze the hydrocarbon compounds in the sample.
   使用气相色谱分析了样品中的碳氢化合物。
2. 2.The hydrocarbon analysis of the petroleum samples revealed a significant amount of unsaturated hydrocarbons.
   石油样本的碳氢分析显示了大量不饱和碳氢化合物。
3. 3.The hydrocarbon analysis is crucial for understanding the environmental impact of industrial processes.
   碳氢分析对于理解工业过程对环境的影响至关重要。