fixed fuel tank

例句：

1. 1.The truck has a fixed fuel tank that can hold up to 50 gallons of fuel.
   这辆卡车有一个可以容纳多达50加仑燃料的固定燃料箱。
2. 2. The tank was filled with diesel, which is a type of petroleum.
   油箱被柴油填满，这是一种石油类型。
3. 3.The engineer had to replace the damaged fuel tank before the engine could start.
   工程师必须在发动机启动前更换损坏的燃料箱。