fuel channel

例句：

1. 1.The fuel channel is crucial for the engine's performance.
   燃料通道对于发动机的性能至关重要。
2. 2.The engineer carefully inspected the fuel channel before starting the engine.
   工程师在启动发动机之前仔细检查了燃料通道。
3. 3. The fuel channel was blocked, causing a significant delay in the production process.
   燃料通道被阻塞，导致生产过程严重延误。