fuel setting key

例句：

1. 1. The car's fuel setting is set to the highest possible level.
   这辆车的燃料设置被设置为最高可能的水平。
2. 2.The engineer adjusted the fuel setting to optimize performance.
   工程师调整了燃料设置以优化性能。
3. 3.During maintenance, the technician checked the fuel setting to ensure it was in proper order.
   在维护期间，技术员检查了燃料设置以确保其处于正确的顺序。