About KOWATA TOSHINORI
About HORIE HIROSHI
About CHOI Y-J
About Taejon National Univ., KOR
About INABA MITSUO
About 真岡製作所
About FUJIKI TOMOYOSHI
About 真岡製作所
About nodular graphite cast iron
About Casting defect
About 球状黒鉛鋳鉄
About チル
About 傾向
About 欠陥
About 希土類元素