“powder-metallurgy sand screen”的概念、定义、翻译、参考文献-科学参考

单词	powder-metallurgy sand screen
释义	powder-metallurgy sand screen Encyclopedia 工学机械防砂释 powder-metallurgy sand screen粉末冶金滤砂管由铜合金包裹经过筛选的铜颗粒或铁粉（多数采用铁粉）烧结而成的防砂筛管。
随便看	dual method dual metric dual modality dual mode control systems dual-mode electron gun dual model dual-mode scramjet dual mode set-top box dual mode traveling wave tube dual modular redundancy dual module dual net dual norm dual normed space dual notion dual number dual object dual of tangent space dual operation dual operator dual order dual ordering dual oxidases dual pair dual partial ordering

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