aviation engine oil

例句：

1. 1.The aircraft requires aviation engine oil to operate smoothly.
   这架飞机需要航空发动机油才能顺畅运行。
2. 2.The pilot carefully checked the aviation engine oil level before takeoff.
   飞行员在起飞前仔细检查了航空发动机油的水平。
3. 3. The maintenance crew replaced the aviation engine oil filter after the engine overheated.
   在引擎过热后，维修团队更换了航空发动机油滤器。