fuel oil sampling

例句：

1. 1. The engineer conducted a fuel oil sampling to determine the quality of the fuel.
   工程师进行了燃油采样，以确定燃料的质量。
2. 2. The company requires regular fuel oil sampling to ensure compliance with safety standards.
   公司要求定期进行燃油采样，以确保遵守安全标准。
3. 3. During the inspection, the inspector collected samples from different points in the fuel oil systemfor further analysis.
   在检查期间，检查员从燃油系统的不同部位收集了样本，以便进一步分析。