楼主: 24K纯不帅
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[综合讨论] 请教下,这样的两个腔的穿孔管消声器该如何计算船传递损失? |
发表于 2014-9-17 15:18
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www.91xs.cc/book/51/ 完美世界
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发表于 2014-10-10 20:11
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发表于 2014-11-3 13:26
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发表于 2014-11-16 18:32
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