名词
中文翻译：校准器单元
同义词：
['calibration unit', 'calibration device', 'calibration tool']
例句：
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1. The engineer used a calibrator unit to check the accuracy of the new machine.
工程师使用校准器单元来检查新机器的准确性。
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2. The technician needs to calibrate the unit before starting the operation.
技术人员在开始操作前需要校准设备。
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3.The calibrator unit is essential for maintaining the accuracy of the measurement tools.
校准器单元对于保持测量工具的准确性至关重要。