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[声学测量] 怎么计算声音的响度和响度级? |
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发表于 2007-6-8 20:32
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ISO 532和ANSI S3.4-2005
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发表于 2007-6-13 12:40
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发表于 2007-6-13 13:03
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回复 #5 djh713 的帖子
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发表于 2007-6-15 08:07
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回复 #8 songzy41 的帖子
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发表于 2007-6-19 09:29
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发表于 2007-6-25 20:34
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