flow mechanism

例句：

1. 1. The new design of the car has a unique flow mechanism that improves fuel efficiency.
   这款新车独特的流动机制提高了燃油效率。
2. 2. Engineers are constantly working on developing more efficient flow mechanisms for power plants.
   工程师们一直在努力开发更高效的动力厂流动机制。
3. 3. The flow mechanism in this system is crucial for maintaining the stability of the fluid.
   该系统中的流动机制对于保持流体的稳定性至关重要。