凡物体受到外力而发生形状变化谓之“形变”。物体由于外因或内在缺陷，物质微粒的相对位置发生改变，也可引起形态的变化。
In the virtual knee arthroscopic surgery,a real-time large deformation of the knee joint model is required.
在虚拟膝关节手术中,需要对膝关节进行大范围形变的实时模拟。
参考来源 - 虚拟膝关节镜手术中保持单元质量的体网格形变方法Deformation temperature and pass strain are the key factors controlling the cracking of the samples during deformation.
变形温度和应变量的精确控制是保证合金形变中不发生开裂的关键。
参考来源 - 镁合金高温单向压缩及多向变形行为研究The zinc electrode also has problems as dendrite,shape change,self-corrosion and passivation.
锌电极存在的主要问题有:枝晶、形变、自腐蚀、钝化等。
参考来源 - 碱性锌/空气电池阳极(锌电极)材料研究进展It bring to bear pressure to tissuesfactitiously, tissues produce distortion after it. Ultrasonic apparatus appear thisdifference of distortion with different colour.
该技术是人为的给组织一定压力，组织在受压后发生形变，仪器把这种形变的差别用不同的彩色显示出来。
参考来源 - 超声弹性成像对大鼠部分淤胆型肝纤维化的初步研究·2,447,543篇论文数据，部分数据来源于NoteExpress
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