圓管泡沫鋁消聲器性能分析與實(shí)驗(yàn)研究.pdf

1、分類(lèi)號(hào)：分類(lèi)號(hào)：TTTTB535B535B535B535密級(jí)：級(jí)：公開(kāi)UDCUDCUDCUDC：?jiǎn)挝淮a：?jiǎn)挝淮a：10421042104210424444學(xué)位論文圓管泡沫鋁消聲器性能分析與實(shí)驗(yàn)研究圓管泡沫鋁消聲器性能分析與實(shí)驗(yàn)研究圓管泡沫鋁消聲器性能分析與實(shí)驗(yàn)研究圓管泡沫鋁消聲器性能分析與實(shí)驗(yàn)研究李軍申請(qǐng)學(xué)位級(jí)別申請(qǐng)學(xué)位級(jí)別：碩士學(xué)位碩士學(xué)位專(zhuān)業(yè)專(zhuān)業(yè)名稱(chēng)：稱(chēng)：機(jī)械制造及其自動(dòng)化機(jī)械制造及其自動(dòng)化指導(dǎo)教師姓名指導(dǎo)教師姓名：王昌田職稱(chēng)：稱(chēng)

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