connecting rod pin

例句：

1. 1.The connecting rod pin is essential for the operation of the engine.
   连接杆销对于发动机的运行至关重要。
2. 2. The engineer carefully adjusted the connecting rod pin to ensure smooth operation.
   工程师仔细调整了连接杆销，以确保操作顺畅。
3. 3. During maintenance, the technician replaced the worn-out connecting rod pin with a new one.
   在维护过程中，技术人员用一个新的连接杆销替换了磨损的部件。