glow priming hole

例句：

1. 1.The glow plug hole in the engine isa critical component that affects fuel efficiency.
   发动机中的发光预涂孔是影响燃油效率的关键部件。
2. 2. The glow plug hole needs tobe cleaned regularly to prevent carbon buildupand improve performance.
   发光预涂孔需要定期清洁，以防止碳积累并提高性能。
3. 3.The glow plug hole was replaced due toits poor performance, which improved the overallefficiency of the engine.
   由于发光预涂孔表现不佳，因此进行了更换，从而提高了发动机的整体效率。