About IWASAWA SHIGERU
About 旭テック
About SAIKAWA SEIJI
About 旭テック
About TOMITA TAKETOSHI
About 旭テック
About HAYASHI KATSUZO
About 旭テック
About KAMADO SHIGEHARU
About KOJIMA YO
About thixocast
About Casting method,pouring
About Transformation structures,work structures
About Mechanical properties
About Al
About 組織
About 機械的性質