11月前
评论
材料成型金属学补充-6
Even under the most ideal crystal growth conditions, metals are not crystallographically perfect. Instead, the lattice may contain many imperfections.
11月前
评论
材料成型金属学补充-5
Platic deformation results in a permanent change of shape,meaning that after load in removed, then metal will not return to its original dimensions. T
11月前
评论
材料成型金属学补充-4
To understand the different deformation modes, the structure of a metal must be considered. Elastic deformation can be conceptualized by considering t
11月前
评论
材料成型力学词汇 2
molecular 分子的 body forces 体积力 contact forces 作用力 normal pressure 正应力 friction forces 摩擦力 section method 截面法 continuous body 连续介质 equilibrium 平衡，均势 iso
11月前
评论
材料成型金属学补充-3
Interstitial atoms can also be present within the metal. In this case, the atom is much smaller than the matrix atoms and is located in the gaps. Most
11月前
评论
材料成型金属学补充-2
The strength of metal will also be related to the imputity content. Sometimes elements are intentionally added to metals, such as adding nikel to copp
金属凝固理论第三章
11月前
评论
材料成型金属学补充-1
Because most of metals are comprised of many grains, properties such as yield strength and ductility (i.e. elongation to fracture) are also highly dep