About WATARI HISAKI
About NISHIDA SHIN'ICHI
About SUZUKI MAYUMI
About HAGA TOSHIO
About magnesium base alloy
About aluminum additive alloy
About hot forging
About deformation resistance
About machining temperature
About working and processing
About forming
About Forging techniques
About マグネシウム合金
About 熱間鍛造
About 可能性