bell shaped sprocket wheel

例句：

1. 1. The bell-shaped sprocket wheel on the conveyor belt is a crucial component in the manufacturing process.
   传送带上的铃形花键轮是生产过程中的关键部件。
2. 2.The bell-shaped sprocket wheel ensures smooth operation of the machinery.
   铃形花键轮确保了机械的平稳运行。
3. 3. The engineer carefully adjusted the bell-shaped sprocket wheel to optimize the machine's performance.
   工程师仔细调整了铃形花键轮，以优化机器的性能。