pISSN : 1598-706X / eISSN : 2288-8381
Journal of Korea Foundry Society 2006 august ;26(4) : 174-179
Journal of Korea Foundry Society 2006 august ;26(4) : 180-183
Journal of Korea Foundry Society 2006 august ;26(4) : 184-190
Journal of Korea Foundry Society 2006 august ;26(4) : 191-196