column split hub

例句：

1. 1. The column split hub is a critical component of the machine's mechanism.
   柱状分割器是机器机制中的关键部件。
2. 2. The engineer designed the column split hub to improve efficiency.
   工程师设计了柱状分割器以提高效率。
3. 3. The column split hub was responsible for transmitting power from the motor to the gears.
   柱状分割器负责将动力从电机传输到齿轮。