incisal guidance pin

例句：

1. 1.The engineer used a cutting guide pin to ensure the accuracy of the drilling operation.
   工程师使用切割导向销确保钻孔操作的准确性。
2. 2.The tool's incisal guidance pin is designed to help prevent damage to delicate materials during cutting.
   该工具的切割导向销设计用于在切割过程中防止对脆弱材料造成损害。
3. 3. The installation of this incisal guidance pin is crucial for maintaining the precision of the machine's cutting process.
   安装这种切割导向销对于保持机器切割过程的精度至关重要。