About PELTONEN Junko
About UCHIDA JUNKO
About 中央研究院 歴史語言研
About HORIE HIDEO
About NAGAE TAKEKAZU
About MIFUNE HARUHISA
About bronze
About nail (fastener)
About tin additive alloy
About heat treatment condition
About hardening (heat treatment)
About hot forging
About additive effect
About drawing (plastic working)
About shear (mechanics)
About indentation hardness
About shear strength
About History
About People's Republic of China
About Vickers hardness
About mechanical property
About strength
About Chinese ancient history
About Mechanical properties
About 錫
About 青銅
About 釘
About 打込み
About 実験
About 機械的性質
About 評価
About 古代
About 中国
About 可能性