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声级计校准
释义
声级计校准
Encyclopedia
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电声计量
释
sound level meter calibration
声级计校准
对声级计的电声学性能指标进行确认的过程。校准方法应参照JJG 188《声级计检定规程》中规定的项目进行。
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nightscape lighting
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Night Talks Recorded by Lengzhai
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