calibration lamp

例句：

1. 1. The calibration lamp was used to adjust the instrument's settings.
   校准灯被用来调整仪器的设置。
2. 2. The technician used the calibration lamp to check the accuracy of the equipment.
   技术人员使用校准灯来检查设备的精确度。
3. 3. During the calibration process, the lamp was adjusted to ensure optimal performance.
   在校准过程中，灯被调整以确保最佳性能。