About AOKI ISAMU
About SASADA MASAHIRO
About shearing (plastic working)
About press working
About hole
About restraint
About crack initiation
About Finite Element Analysis
About 順送りプレス加工
About 予加工穴
About 材料拘束
About Press working
About 高付加価値
About 厚板
About 板材
About せん断
About 加工特性