square jaw clutch

例句：

1. 1. The square jaw clutch is a critical component of the transmission system.
   方下巴离合器是传动系统的关键部件。
2. 2.The engineer carefully adjusted the square jaw clutch to ensure smooth operation.
   工程师仔细调整了方下巴离合器，以确保平稳运行。
3. 3. During maintenance, the technician replaced the square jaw clutch with a new one.
   在维护期间，技术人员用一个新的方下巴离合器替换了旧的。