About MIYAKOSHI YASUKI
About TAKAZAWA KOJI
About TAGASHIRA KOSUKE
About KAMOTA SHUICHI
About TAKAHASHI HIDENORI
About 粉体および粉末冶金
About cemented carbide
About Powder compacting,sintering
About 硬合金
About 鋼
About 焼結接合
About 応力緩和
About WC
About Fe系合金