该仪器符合IEC 61672标准，可与声校准器提供的，如果你想验证你的测量 -作为真正应该做的骏凯电子批发英国 Pulsar 噪音计。
The instrument is compliant with IEC 61672 and can be supplied with an acoustic calibrator if you wish to verify your measurements – as really should be done.
该仪器符合IEC 61672标准，可与声校准器提供的，如果你想验证你的测量 -作为真正应该做的骏凯电子批发英国 Pulsar 噪音计。
The instrument is compliant with IEC 61672 and can be supplied with an acoustic calibrator if you wish to verify your measurements – as really should be done.
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