About Guo Weiguo
About Northwestern Polyteehnical Univ., Xi?an
About Xiyou Jinshu Cailiao yu Gongcheng
About Tantalum
About constituted model
About forging
About extrusion
About annealing (heat treatment)
About hardness
About compression test
About impact test
About anisotropy
About flow stress
About metal structure (microstructure)
About chemical composition
About heat treatment
About forged product
About Hopkinson bar test
About organization
About hardness
About annealing
About Forging techniques
About 鍛造
About タンタル
About 性質
About 構成モデル