1) stress-strain curve
应力–应变曲线
1.
Forecast of stress-strain curves of rock under arbitrary confining pressures in triaxial compression;
岩石三轴压缩任意围压下应力–应变曲线的预测方法研究
2) stress-strain curves
应力–应变曲线
1.
In order to test the limit tensile strain of rock,the relationship between stress and strain,and the mechanical characteristics of rock,the methods for determining the stress-strain curves of rock specimens under tension are introduced,and the tensile stress-strain curves are analyzed.
为测定龙滩工程岩石在张拉破坏条件下的极限拉应变,了解岩石在张拉破坏条件下的应力–应变关系和力学特性,介绍了用直接法测定岩石在拉伸条件下的应力–应变曲线,并对直接拉伸条件下岩石的应力–应变曲线进行了分析。
3) strain-stress curve
应力应变曲线
1.
Comparing research results from power spectra and Kolmogorov entropy to three stages of forepart,rear part and whole process of strain-stress curves,the paper finds that Kolmogorov entropy method is satisfied even more.
应用K o lm ogorov熵评价准则,进行砂岩全应力应变曲线阶段特征的非线性动力学研究,定量描述了峰前、峰后和全程三个层次的分段特征。
2.
Taken the fine-grain and high-strength IF steel as the study object,the strain-stress curves were carried out on MMS-300 thermal mechanical simulator with the deformation temperature at 750,800,850,900,950,1 000 ℃ respectively.
5,变形温度分别为750、800、850、900、9501、000℃时的应力应变曲线。
3.
The strain-stress curve were carried out on Gleeble-3800 Thermal Mechanical Simulator with 10 s-1 strain rate,50% reduction and the deformation temperature at 700-1000℃.
以高强IF钢为研究对象,在Gleeble-3800热模拟机上,测定了在变形量为50%,变形速率为10 s-1时变形温度分别为700-1000℃的应力应变曲线。
4) strain-stress curve
应力-应变曲线
1.
The strain-stress curves were measured using Gleeble 3800 thermal mechanical simulator at strain rates of 0.
结果表明:应变速率为10 s-1,变形量为50%时,应力-应变曲线仅为动态回复型,不因温度的变化而改变类型;当变形温度为950℃时,变形速率越高,铁素体晶粒越大;而当变形温度为850℃时,这种差别比较小。
2.
The strain-stress curve of high-strength IF steel were carried out on Gleeble-3800 thermal mechanical simulator with 10 s-1 strain rate,50% reduction and the deformation temperature at 700~1000℃.
以高强IF钢为研究对象,在Gleeble 3800热模拟机上,测定了在变形量为50%,变形速率为10s-1时,变形温度分别为1000￣700℃的应力-应变曲线。
3.
The true strain-stress curve is obtained.
测定各种工艺下的真应力-应变曲线,观察了奥氏体的动态再结晶情况,研究了变形温度与变形速率对奥氏体动态再结晶过程的影响,并结合再结晶动力学理论进行分析,发现高碳钢在1050℃下高变形速率锻造时,所得到的钢球产品具有良好的耐磨性能和抗冲击韧性,从而制定出合理的高碳钢耐磨钢球生产工艺。
5) Stress-strain curve
应力-应变曲线
1.
Experimental study on stress-strain curves of compressive solid concrete brick masonry;
混凝土普通砖砌体受压应力-应变曲线试验研究
2.
Experimental study on the stress-strain curve of air-entrained concrete;
引气混凝土的应力-应变曲线试验研究
3.
Complexity of shear band patterns and discreteness of stress-strain curves;
剪切带图案的复杂性及应力-应变曲线的离散性
6) stress-strain curve
应力应变曲线
1.
Realization of sheet metal stress-strain curve based on vision technology;
板材应力应变曲线视觉测量技术的实现
2.
Then,stress-strain curve of each specimen with same scale is simulated on condition that the static water pressure is 5 MPa and that the axial pressure is operated step by step.
在5 MPa围压下,对试件轴向分级加载,获得同一尺寸下每个试件的应力-应变曲线,分析每组10条应力应变曲线及数据随试件尺寸的变化规律。
3.
Both the circle stress scale on the curve and the S-N critical stress of σ_(cr) Ⅰmodel crack propagation show certain actual stress on the stress-strain curve of material.
疲劳寿命S-N曲线上的循环应力幅值S和板中的Ⅰ型裂纹半长ac以及裂纹扩展时的临界应力σcr都是材料应力应变曲线上的某个实际应力σ,以应力σ=σcr=S为参变量,就能建立起疲劳寿命N与Ⅰ型裂纹半长ac之间的函数关系,用此关系确定的ac就是疲劳寿命N的折算裂纹长度。
补充资料：动态应力-应变曲线
分子式：
CAS号：
性质： 在具有强迫正弦振荡的动态试验中，让黏弹性体作稳定振动，以力对变形作图，在十个周期中的轨迹为一封闭曲线，称之为动态应力-应变曲线。动态试验的结果取决于试验条件：试样形状、形变方式、应变振幅、应变历程、频率和温度。从动态应力-应变曲线可以求得黏弹性体的许多动态力学性能，如从封闭曲线面积可以求得在一个周期内材料内部的发热量。
CAS号：
性质： 在具有强迫正弦振荡的动态试验中，让黏弹性体作稳定振动，以力对变形作图，在十个周期中的轨迹为一封闭曲线，称之为动态应力-应变曲线。动态试验的结果取决于试验条件：试样形状、形变方式、应变振幅、应变历程、频率和温度。从动态应力-应变曲线可以求得黏弹性体的许多动态力学性能，如从封闭曲线面积可以求得在一个周期内材料内部的发热量。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条