“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	theorem of kinetic energy theorem of linear order theorem of linear ordering theorem of maximum modulus theorem of minimum entropy production theorem of moment of momentum theorem of momentum theorem of motion of centre of mass theorem of nested intervals theorem of power of a circle theorem of prime numbers theorem of principal axes theorem of proportion by addition theorem of proportion by addition and subtraction theorem of proportion by alternation theorem of proportion by inversion theorem of proportion by subtraction theorem of ratio of equality theorem of residues theorem of Riemann-Roch type theorem of Stoll type theorem of Tauberian type theorem of termwise differentiation theorem of the complete quadrangle theorem of the cube

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