airscrew hub flange

例句：

1. 1.The engineer used a special tool to remove the airscrew hub flange.
   工程师使用特殊的工具来移除螺栓头法兰。
2. 2.The new design of the airscrew hub flange has greatly improved its strength and durability.
   新型的螺栓头法兰设计大大提高了其强度和耐用性。
3. 3.The installation of the airscrew hub flange was completed successfully, which greatly enhanced the stability of the machine.
   成功安装螺栓头法兰，极大增强了机器的稳定性。