About HORIKAWA TAKESHI
About NAKAMURA HIROSHI
About KAWAMURA MASAHIKO
About 龍谷大 大学院
About KAWASAKI KAZUHIRO
About 高周波熱錬
About MISAKA YOSHITAKA
About 高周波熱錬
About medium carbon steel
About fatigue crack
About Mechanical properties
About 高周波焼入れ
About 疲労強度
About 研究
About 急速
About S45C
About 調質
About 硬化層