In calculating, power hardening function is used as the true stress - strain curve of materials.
计算时，板料的真实应力-应变曲线拟合为幂强化函数型。
The mechanical behaviour of polycarbonate (PC) is studied in this paper by tensile experiments. A set of true stress—strain curves for different strain rates is obtained.
本文通过拉伸实验研究了国产聚碳酸酯板的力学行为，得到了这种材料在不同应变速率下的真实应力—应变曲线。
True strain, strain rates and temperatures were input parameters of the model, while flow stress was the only output parameter.
在该模型中，等效应变、等效应变速率和变形温度是模型的输入向量，输出向量是材料的流动应力。
There were drastic increase of true stress, drastic falling of true stress, steady stage and increase of true stress in its true stress-strain curve.
该材料的真应力-真应变曲线由应力激增阶段、应力下降阶段、稳态阶段和应力增加阶段组成；
According to true state of the stress and the strain near the cavity, a new formula of velocity field has been deducted by use of the conservation laws of momentum and mass.
然后以压碎区应力与变形的真实状态为基础，运用动量与质量守恒关系推导了爆破压碎区新型的速度场关系式。
The backlight photography with single sample was used to measure the true stress-strain of the ductile material after necking in tensile test.
本文采用单试样逆光拍照法对延性材料拉伸试验缩颈后的真实应力-应变进行了有效的测量。
A valid method to make the anisotropic deformation behavior of load bearing unit clear is to research principal stress and principal strain relationship, and true triaxial test is a necessary means.
弄清受荷单元的主应力主应变关系是认识各向异性变形性状的有效方法，而真三轴试验是必要的手段。
As the rise of the strain rate, the feature of the true stress - true strain curve changed from "flat" to "serration", and the thermal deformation softening feature was reinforced.
随应变速率升高，真应力-真应变曲线特征从“平缓”型向“锯齿”型转变，材料热变形软化特征增强。
Through single pass thermo-simulation compression experiment, the true stress-strain curves were obtained for BS700MC.
通过单道次压缩热模拟试验，得到了BS 700 MC的真应力-真应变曲线。
Measured loads and elongations were converted to true stress-true strain curves.
所得的载荷和延伸率都被转化成了真实应力-应变曲线。
During deformation, because of dynamic recovery and recrystallization, a turning point appears on the curve of true stress with temperature and strain rate.
这个折点的出现可能与变形过程中的动态回复与再结晶有关。
The results show that the flow stress increases with the increase of strain rate, and the true stress-true strain curves at different temperature and strain rates are stable-state.
结果表明，流动应力随应变速率的增大而增大，不同温度和应变速率的真应力-真应变曲线呈稳态流动型。
In this paper, we describe the method and steps of tents, and the way to transform the curves rec rded automatically by the X-Y Function Recorder into the true stress-true strain curves.
本文阐述了试验的方法与步骤和将X—Y函数仪自动记录的曲线转换成实际应力曲线的方法。
The physical meaning of complete stress-strain curve of rock at each stage is discussed under true uniaxial compression.
讨论了单轴压缩条件下岩石全应力-应变曲线各个阶段的物理含义；
The dynamic recrystallization mechanism during hot compress was examined by the true stress-strain curves and TEM.
采用真应力一真应变曲线和TEM研究其高温压缩变形中的流变应力行为和它的动态再结晶过程。
Remolded loess stress-strain relations are analyzed under the situations of true tri-axial; Specimen failure modes are described and analyzed the mechanism.
在研究岩土类材料强度变形特性的基础上，开展重塑黄土的强度特性分析。
Remolded loess stress-strain relations are analyzed under the situations of true tri-axial; Specimen failure modes are described and analyzed the mechanism.
在研究岩土类材料强度变形特性的基础上，开展重塑黄土的强度特性分析。
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