About TAGAWA TETSUYA
About MIYATA TAKASHI
About AIHARA SHUJI
About 新日本製鉄 鉄鋼研究所
About OKAMOTO KENTARO
About 新日本製鉄 鉄鋼研究所
About high tension steel
About Weld zone
About Mechanical properties
About Transformation structures,work structures
About 高張力鋼
About 溶接熱影響部
About 脆化
About 島状マルテンサイト
About 微視力学