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- A further study of the way and theory of cutting hard brittle material in plastic state is presented. 阐述了进一步研究在塑性状态下切削硬脆材料的理论、方法,并提出了今后的设想。
- This was known as the Steady State theory. 这就是人们熟知的静态宇宙理论。
- To liquefy or reduce to a plastic state by heating; melt. 熔化通过加热变成液体或可塑状态;熔化。
- The results of the tests show that the DYC is due to the martensite deformation from the elastic state to the plastic state and the microvoid formed from the interphase boundaries. 试验结果指出,双相钢的双屈服特性的产生是由于马氏体相从弹性变形过渡到塑性变形以及相界面微空洞萌生的结果。
- The establishment and development of theory on the elastic plastic stretch bend straightening were introduced,and the calculation for the residual elongation of straightened strip was presented. 介绍弹塑性拉伸弯曲矫直理论的建立和发展,以及拉弯矫直后带材残余延伸率的计算。
- To liquefy or reduce to a plastic state by heating;melt. 熔化通过加热变成液体或可塑状态;熔化
- According to the elastic plastic theory in strain space, the constitutive equation on the condition of triaxial test is deducted, which adopts associative flow rule and Mises yield function. 本文基于应变空间的基本的弹塑性本构方程式,采用Mises剪切屈服准则及相关联流动法则,推导出三轴条件下的本构关系式。
- The way of cutting hard brittle material in a plastic state is classified. 对塑性状态下切削硬脆材料的方法进行了归纳和分类。
- Pore deformation of low-permeability gas reservoirs is characteristic of elastic plastic deformation. 低渗透气藏孔隙变形具有弹塑性变形的特征。
- The steady state theory has been abandoned in favor of the big bang theory. 稳恒态宇宙学说已经被抛弃,取而代之的是大爆炸学说。
- Etnesto Motta.Approximate elastic plastic solution for axially loaded piles[J]。J. Geotech. Engrg. Div., ASCE,1994,120. 李作勤,摩擦桩的荷载传递及承载力的一些问题[J]。岩土力学,199,11(4).
- A large deformation elastic plastic FEM model is employed to simulate the stretch flanging of V shaped sheet metal parts. 采用弹塑性大变形有限元方法研究了几何形状和材料参数对“V”型零件翻边的影响;
- An analysis method for the connections of prestressed concrete slab to interior column under shear and unbalanced moment is proposed in this paper by applying the plastic limit state theory. 本文采用塑性极限分析方法并利用节点的对称性,建立了预应力混凝土板柱中节点在剪力和不平衡弯矩作用下抗冲切和抗弯的相关方程。
- The thermal stress in magnetron sputtered Al coating on uranium substrate was studied by thermal elastic plastic finite element method (FEM). 对铀表面磁控溅射沉积铝镀层的热应力进行了热弹塑性有限元分析。
- With the dynamic explicit elastic plastic finite element method,the unsteady deformation of the bite stage in slab rolling was simulated. 采用显式动力学弹塑性有限元方法,对平板轧制过程中咬入阶段的非稳定变形进行了数值模拟。
- Afterwards, the method of articulation will be a workable instrument for constructing the framework of state theory. 经过这道手续,接合的方法在建构国家理论架构上将会变成为可行的工具。
- In a hot-working process ,the metal is brought to the viscous or plastic state by subjecting it to elevated temperature ,and by the use of pressure it flows without fracture . 在热加工过程中,将金属升温,使其处于粘性即可塑状态,再加压使其流动而不折断。
- A simple and useful fully automatic grid rezoning method,for unstructured triangular grids in the 2D finite element computation of elastic plastic fluid mechanics,is presented. 对二维弹塑性流体力学有限元计算中的非结构三角网格,提出了一种简单、实用的全自动网格重分方法。
- In a hot-working process, the metal is brought to the viscous or plastic state by subjecting it to elevated temperature, and by the use of pressure it flows without fracture . 在热加工过程中,将金属升温,使其处于粘性即可塑状态,再加压使其流动而不折断。
- The relationship between the aromatic transition state theory and Woodward-Hoffmann generalization are also discussed. 本文还讨论了芳香过渡态理论和woodward-Hoffmann定则的关系。