夹在其中的页岩层通常是塑性变形。
残余压应力作用在塑性变形层内。
介绍了研究塑性变形机理的方法。
Methods to identify deformation mechanism are also introduced.
这是电塑性变形最本质阶段。
研究了塑性变形对残余热应力的影响；
The effect of plasticity deformation on residual thermal stress was investigated.
塑性变形就是在断裂前弯曲或变形的能力。
Plastic deformation is the ability of bend or deform before breaking.
在拉应力作用下，塑性变形集中在铁素体区。
Plastic deformation concentrates at the ferrite area under the tensile stress es.
材料首先发生弹性变形，然后发生塑性变形。
The material will deform at first elastically and then plastically.
在拉应力作用下，塑性变形集中在铁素体区。
Plastic deformation concentrates at the ferrite area under the tensile stresses.
对金属塑性变形的微观机制进行了详细研究。
The microscope mechanism of plastic deformation has been investigated in detail.
这种结构形成于其后工序的塑性变形以及再结晶过程。
This structure is altered during forging by subsequent processes of plastic deformation and recrystallization.
再加热并施加均衡压力足以使容器和粉末都塑性变形。
It is then heated and subjected to isostatic pressure sufficient to plastically deform both the container and the powder.
实验中发现衍射摇摆曲线能够反映金刚石的塑性变形程度。
We also found that the diffraction rocking curves can reflect the elastic deformation degree of diamond.
表面复合材料的磨损机理主要是反复塑性变形和疲劳剥落。
The wear mechanism of composites is mainly repeating toughness deform and fatigue flaking off.
介绍了型砂塑性变形临界值、回弹势能的概念及其测试方法；
The conceptions and testing methods of the plastic deformation threshold and springback potential are introduced.
在锻造过程中先将金属加热，然后施加合适的压力使其塑性变形。
Forging is the process by which metal is heated and is shaped by plastic deformation by suitably applying compressive force.
离线预报表明：模糊神经网络预报金属塑性变形抗力有较高的精度。
Off-line forecast shows that fuzzy neural network has high precision in predicting metal plastic deformation resistance.
钨丝体积分数超过60%以后，压缩强度与塑性变形能力反而下降。
However, the compression strength and plastic deformation ability decreased when the volume fraction exceeded 60%.
在刀具前倾面前的金属直接受到压缩，首先弹性变形然后塑性变形。
The metal in front of the tool rake face gets immediately compressed, first elastically and then plastically.
如图4.2所示，晶粒流动的方向就是在塑性变形期间结晶排列的方向。
As shown in Fig. 4.2, grain flow is the direction of the pattern that the crystals take during plastic deformation.
随试验温度、压力条件的升高，岩石、矿物从脆性变形向塑性变形演变。
With the elevation of test temperature and pressure, the rocks and minerals were deformed from brittleness to ductility.
裂纹于塑性变形积累到一定程度之后，在切变变形较大的区域表面形成。
Cracks form in the regions, where shear deformation is larger, after the plastic deformation accumulates to some degree.
结果表明，塑性变形主要集中在铁素体中，珠光体团也可发生塑性变形。
It was shown that plastic deformation was mainly undergone in ferrite, and pearlite colony could also deform.
这个变形是随时间而缓慢变化的，这个缓慢变化的塑性变形就是蠕变变形。
The plastic deformation which is changed with time slowly is named room temperature creep.
整个焊接板由弹性变形区、压缩塑性变形区、拉伸塑性变形区和熔池组成。
Whole weldment includes practically elastic deformation zone, compressive plastic deformation zone, tensile plastic deformation zone and melting pool.
件是金属被施加压力，通过塑性变形塑造要求的形状或合适的压缩力的物件。
A piece is a metal that is applied to the object by means of a plastic deformation to shape the shape of the required shape or the appropriate compressive force.
纳米级的磨粒冲击到工件表面，在以原子级去除的同时伴随着塑性变形的发生。
When abrasive grains impacted on the work piece surface, the top layer atomics are removed, plastic deformation appears at the same time.
实验还观察到随着塑性变形量的增加，变形带的倾斜方向会发生对称迁移现象。
And with the increase of the plastic deformation, the inclined direction of the deformation bands takes place a symmetry change.
采用数值分析方法对冲击压痕法测量残余应力的弹塑性变形过程进行了理论分析。
The indentation method of residue stress measurement depends on strain measurement around an indention caused by an impacting sphere.
采用数值分析方法对冲击压痕法测量残余应力的弹塑性变形过程进行了理论分析。
The indentation method of residue stress measurement depends on strain measurement around an indention caused by an impacting sphere.
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