About KOMATSU YOSHINARI
About 秋田大 工学資源
About GOTO SHOJI
About 秋田大 工学資源
About ASO SETSUO
About 秋田大 工学資源
About 秋田大学工学資源学部研究報告
About smelting
About 玉鋼
About Direct ironmaking,smelting reductin process
About Metallurgical engineering in general
About たたら製鉄
About 卸
About 鉄
About 玉
About 創造
About 実習