名词
中文翻译：Unknown
同义词：
['recording level meter', 'recording instrument']
例句：
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1. The engineer used a record level meter to check the accuracy of the measurement.
工程师使用记录仪来检查测量的准确性。
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2. The scientist used a record level meter to measure the temperature in the lab.
科学家使用记录仪来测量实验室的温度。
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3. The engineer used a record level meter to ensure that the equipment was operating within the safe range.
工程师使用记录仪来确保设备在安全范围内运行。