本文提出了一种烧结体塑性理论。
A kind of plastic theory of sinter is presented in this article.
基于弹塑性理论的稳定分析方法。
粉末冶金材料屈服条件是广义塑性理论的重要基础。
The yield criterion for powder metallurgical materials was a key basis of generalized plasticity theory.
本文提出可利用粘塑性理论解决超塑性变形的力学问题。
The viscoplasticity theory is suggested to be available to analyze the mechanical behavior of superplastic deformation.
利用塑性理论和数学方法得出一种新的拉深凹模型腔曲面。
A kind of new die profile surface on deep drawing performance is established by plastic theory and mathematical method.
只有运用塑性理论的安定性分析才能找到合理的强度判据。
A rational strength criterion of such a problem can be found only by a shakedown analysis on the theory of plasticity.
应用塑性理论对集中荷载作用下的点支承单格无梁板作分析。
Plastic theory is applied to analyse the corner supported single rectangular non beam slab with concentrated load in this paper.
本文首次应用应变梯度塑性理论对韧性剪切带进行了理论分析。
In the first time, a theoretical study on ductile shearing bands based upon strain gradient plasticity theory is conducted in this paper.
本文根据弹塑性理论，提出一种弹塑性介质地震波传播的数学模型。
The mathematical model which describes seismic wave propagation in elastoplastic medium is developed on the basis of elastoplastic the - ory.
基于全量塑性理论及膜应变假定，推导了轴对称情况的解析计算模型；
Then an analytical model for axisymmetric case is developed based on the total strain theory and membrane assumption.
广义塑性理论表明，关联流动法则是非关联流动法则中的一种特殊情况。
As shown in the theory of generalized plastic mechanics, the associated flow rule is just a particular case of non-associated flow rule.
并在求解温度场的基础上按热弹塑性理论计算了应力场及最终的残余应力。
Both thermal stresses and residual stresses are calculated according to thermal elastoplastic theory based on the calculation of temperatures.
在经典弹-塑性理论的屈服函数中引入应变梯度及考虑应变率效应的函数。
The second shear strain gradient and the function reflecting the effect of strain rate are introduced into the yield function of classical elastoplastic theory.
基于刚塑性理论分析了轴向砰击载荷作用下矩形薄板的塑性动力屈曲问题。
Dynamic plastic buckling of rectangular plates under axial slamming impact is analyzed with the rigidity-plasticity theory.
它一般不能用物理指标或弹性塑性理论模型方法确定其承载力与变形模量。
Generally its bearing capacity and deformation modulus cannot be determined by the physical parameters or by the method of elastic - plastic theoretical models.
本文系统地介绍了微细塑性成形方法以及目前较常用的应变梯度塑性理论。
This paper systematically introduces some methods of micro-forming and a universal theory about strain gradient plasticity at present.
复合材料的塑性理论通常包括三方面准则：屈服准则、流动准则和强化准则。
The plastic theory of composite material include three criterions: the yield criterion, the flow rule and the hardening rule.
该模型依据经典塑性理论，能够明确指定复杂应力状态下湿化变形的各分量。
It bases on the classical plastic theory, and the components of wetting deformation under complicated stress state may be determined clearly.
研究方法：根据弹塑性理论，推求得到岩溶地基中土洞周边土体的应力状态。
Research methods: Based on the elastic and plastic theory, the stress distribution of soil cave in foundation can be deduced in karst region.
基于应变梯度塑性理论，分析了内压作用下厚壁圆筒和球壳的塑性极限荷载。
Plastic limit load of viscoplastic thick-walled cylinder and spherical shell subjected to internal pressure is investigated analytically using a strain gradient plasticity theory.
利用弹塑性理论建立了孔冷挤压的载荷、位移、应力以及残余应力分布表达式；
The expressions of load, displacement, stress and residual stress distribution for hole cold_extrusion process are established by using elastic_plastic theory.
建立了塑性理论的屈服准则的统一形式，讨论了屈服线形状同实验资料的比较。
The shape of the yielding line is also discussed and compared with the experiment data.
本文就调峰机组汽缸壳体热应力测试结果，根据工程塑性理论，进行了分析处理。
According to the engineering plastic theory the thermal stress on the cylinder are calculated and analyzed from the measured results.
建立了塑性理论的屈服准则的统一形式，讨论了屈服线形状同实验资料的比较。
The unified form of the yielding criterion is established, which includes three usual yielding criterions in the theory of plasticity, applies to all matal material.
用塑性理论求得杯形件拉深成形工艺过程中凸缘部分的应力与应变分布的解析解。
The paper mainly focuses on the analysis of the distribution of stress and strain in the flange of a cup-shaped part during deep drawing, according to the plastic mechanics theory.
基于梯度塑性理论，分析了应变软化及真实裂纹扩展阶段的局部化带的张拉位移和转角。
The tensile displacement and angle of rotation of tensile strain localized band are analyzed in strain softening stage and in real crack propagation stage based on gradient-dependent plasticity.
这一结论不仅与一些文献结果相吻合，而且说明用梯度塑性理论能够近似描述等间距现象。
The present conclusion agrees with some previous experiments. The gradient plastic theory can approximately describe the phenomenon of the same fracture spacing.
因此非常有必要建立一个包含内禀材料长度的微米尺度连续统理论（应变梯度塑性理论）。
Therefore, it is necessary to establish a micron level continuum theory (strain gradient plasticity theory) considering the intrinsic material length.
采用速率敏感晶体塑性理论，预测了面心立方金属板材单轴拉伸过程中主要理想取向的稳定性。
Orientation stability during uniaxial tension of face-centered cubic (FCC) metal sheets is predicted using a rate-sensitive crystal plasticity model.
基于梯度塑性理论，考虑了应变局部化，提出单轴拉伸条件下岩样全程应力—应变曲线解析解。
Analytical solution of complete stress-strain curve of rock specimen in uniaxial tension is proposed based on gradient-dependent plasticity considering strain localization initiated at peak strength.
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