fuel-metering device

例句：

1. 1. The fuel-metering device is used to measure the amount of fuel in the tank.
   燃料计量装置用于测量油箱中的燃料量。
2. 2. The fuel-metering device is essential for ensuring efficient operation of the engine.
   燃料计量装置对于确保发动机高效运行至关重要。
3. 3. The fuel-metering device can detect and prevent fuel leaks, which can save energy andreduce emissions.
   燃料计量装置可以检测并防止燃油泄漏，这可以节省能源并减少排放。