corrosion gauge

例句：

1. 1.The engineer used a corrosion gauge to measure the amount of rust on the metal surface.
   工程师使用腐蚀量规测量金属表面的锈蚀程度。
2. 2. The corrosion gauge was used to monitor the progress of the corrosion process.
   腐蚀量规用于监测腐蚀过程的进展。
3. 3. The corrosion gauge was essential for ensuring the safety of the equipment during maintenance.
   腐蚀量规对于确保设备在维护期间的安全至关重要。