在工程结构中使用的大部分材料最初的应力应变图是直线型的。
The initial portion of the stress-strain diagram for most materials used in engineering structures is a straight line.
不是所有的材料都会产生应力-应变图，即当载荷增加时显现出开始屈服的迹象。
Not all materials produce stress-strain diagrams on which there is a clear indication of the start of yielding as the load is increased.
材料的静力韧性是应力—应变图的面积，表示材料断裂前吸收的功，它综合反映了材料的强度和延性性能。
Material 's static toughness is the area of the stress-stain chart, which means the work absorbed before its break. It integrative reflects the strength and the ductility of the material.
应力-应变图可以用来表现剪切应力与剪切变形。
A stress-strain diagram can be plotted using shear stress and shear strain.
图1演示了随需应变业务流程的开发。
Figure 1 illustrates the development of an on demand business process.
从位移的云纹图用位移导数法求得销钉孔中心水平截面上的应变。
The moire pattern is used to determine the strain on the horizontal section through the pinhole centre by displacement derivative method.
成形极限图通常是通过钢模胀形试验测得，实际测量的成形极限图与ASAME自动应变测试分析系统模拟计算的成形极限曲线吻合较好。
FLD is usually measured with swell test in rigid die. The tested FLD is good fit that one measured by analogue computer in ASAME (Automated Strain Analysis and measure Environment).
在利用共稳理论对实际应力应变曲线进行分析的同时，得出了求作板材成形极限图的新方法。
By analyzing the real stress - strain curve with theory of plastic instability and using this testing method, another form of the forming limit diagram has been found.
对计算得到的轮包成形极限图、应力应变分布图进行了分析，并采用基于网格分析法的物理实验验证了有限元建模的可靠性和正确性。
The validity of modeling, the accuracy and reliability of simulation results for stamping forming processes of hubcap are affirmed on the basis of grid strain analysis technique.
本文通过实例验证了FLSD在判断复杂应变路径下的多道次零件成形比基于应变的成形极限图更加可靠、有效。
The thesis validates through actual experiments that FLSD is much more reliable and effective than the strain-based FLD in determining the multistage part formability under complex strain paths.
在温度历史过程中，应力—应变场等值分布图呈现动态特性，且与温度历史相关。
Furthermore, stress strain distribution in the solder joints has dynamic feature during temperature cycling and is related to temperature history.
最后，对筛选试验后的光纤寿命进行了估算，给出了光纤经三个等级的筛选应变后的寿命设计图。
Finally, optical fiber lifetime is estimated and the lifetime design picture of optical fiber which passed three-grades proof testing strain is given.
采用非线性等参元三维有限元算法（FEM）成功地模拟了形状复杂的零件淬火过程中瞬态温度场、相变、应力和应变，获得直观的立体图象。
Three dimensional nonlinear and isoparameter FEM has been successfully used to simulate the transient temperature field, phase transformation, stress and strain of complex components during quenching.
对一定区域内不同部位的岩石有限应变进行系统的测量就可以得到这个区域内的应变分布图象—应变型式。
Regional strain distribution pictures, strain patterns, may be determined by systematically measuring the finite strains in rock at the various spots in the relevant regions.
在该装置中图像配准的处理算法以公式表示，应用这些算法可以确定位移图和表面应变。
Image-processing algorithms were formulated for image registration. These were used to determine displacement mapping and then surface strains.
对变形三维云纹图进行了分析，得出了三维应变分布图。
The deformed 3-d Moire fringe patterns are analyzed, and the deformed strain distribution patterns are obtained.
图1显示了随需应变企业的信息访问和分布体系结构。
Figure 1 shows an information access and distribution architecture for an on-demand enterprise.
本文提出一种从云纹数字图象直接建立数字应变场图象的新方法。
A new method for constructing digital-strain-field-image from a moire pattern with the help of digital image processing technique is proposed in this paper.
由试验得出变形过程中的真应力真应变曲线，并利用本构方程对流变应力值进行修正，进而根据修正后的应力值绘制功率耗散图。
The flow stress was corrected by the constitutive equation and the power dissipation map was obtained using the corrected stress.
介绍采用部分相干光云纹干涉法测定复合材料单销钉连接件的位移场，从位移云纹图求得应变场和应力场。
The moire interferometry of partial coherent light is applied to measure the displacement field for composite joints with a pinhole.
介绍采用部分相干光云纹干涉法测定复合材料单销钉连接件的位移场，从位移云纹图求得应变场和应力场。
The moire interferometry of partial coherent light is applied to measure the displacement field for composite joints with a pinhole.
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