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[声学测量] 机器设备噪声测试的新方法--振动法测噪声 |
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发表于 2005-10-25 20:01
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回复:(TNC)机器设备噪声测试的新方法--振动法测噪声...
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发表于 2007-12-17 11:13
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资料有点老
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