axial flow fan rotor

例句：

1. 1.The new axi-flow fan rotor has significantly improved the efficiency of our air conditioning system.
   新的轴向流动风扇转子大大提高了我们空调系统的效率。
2. 2.The engineers were able to design an axi-flow fan rotor that could handle high pressure and low temperature conditions.
   工程师们能够设计出一种轴向流动风扇转子，能够处理高压和低温条件。
3. 3. The axi-flow fan rotor was installed in the ceiling and it greatly reduced the noise level in the room.
   轴向流动风扇转子被安装在天花板上，极大地降低了房间的噪音水平。