摘要
Vol.56 No.7 July 20071Research Progress of Microprecision Casting TechnologyLI Bang-sheng,REN Ming-xing,FU Heng-zhi(Micro/nano Technology Research Center of Harbin Institute of Technology,Harbin150001.Heilongjiang,China:School of Materials Science and Engineering,Harbin Institute of Technology,Harbin150001.Heilongjiang,China)