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东莞-平板全消声室

2025-06-03 0

项目：平板全消声室消声室尺寸：6.9m*4.4m*2.4m 消声室本底噪音：≤10dB（A）消声室环境噪音：＜55 dB（A）消声室截止频率：100Hz 消声室符合ISO3745标准

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