grease flow test

例句：

1. 1.The engineer conducted a grease flow test on the engine to determine its efficiency.
   工程师对发动机进行了油脂流动测试，以确定其效率。
2. 2.During the grease flow test, the technician observed the oil's movement and identified any potential issues.
   在油脂流动测试期间，技术人员观察了油的流动情况，并识别出任何潜在问题。
3. 3. The grease flow test is crucial for maintaining the proper functioning of machinery, as it helps identify areas where lubrication may be insufficient.
   油脂流动测试对于维护机械的正常运作至关重要，因为它有助于识别润滑不足的区域。