However, sometimes we can take advantage of plastic deformation. The crumple zones in a car absorb energy by undergoing plastic deformation before they break.
然而，有时我们也能利用塑性变形。汽车上压皱的区域在它们断裂前通过经历塑性变形来吸收能量。
Rotary forging is a new technology in plastic process. It is a non-symmetrical and continuous plastic deformation.
摆动辗压是一种新兴的塑性加工工艺，属于非对称连续塑性变形。
The hardening characteristic of plastic deformation is also discussed, which is useful to bend the steel tubes of awning on worksite.
利用金属材料弯曲变形时的塑变硬化特性来弯曲矩形管，较好地解决了雨阳棚骨架现场弯曲加工的问题。
The analysis indicates that cold plastic deformation results in crystal lattice defects, which facilitates the absorption and diffusion of boron atoms.
分析认为，冷塑性变形可使位错等缺陷增加，有利于硼原子的吸收与扩散。
The theory of liquid metal die forging is the understanding of the process which combines solidification under high pressure with forced feeding by plastic deformation.
液态模锻理论是对高压下结晶凝固和塑性变形下强制补缩复合过程的认识。
Residual compression ACTS on the plastic deformation layer.
残余压应力作用在塑性变形层内。
The plastic deformation can occur in the eutectic carbides too.
共晶碳化物在落球冲击下也能发生一定的塑性变形。
Metal cutting is the process of plastic deformation and fracture.
金属切削过程是切削层金属的塑性变形和断裂过程。
The theory of crystal plastic deformation involves several facets.
晶体塑性成形理论涉及到多方面的问题。
The plastic deformation of the sheets can be analyzed by SEM images.
从变形后的扫描图像可以分析钢板的塑性变形行为。
Hardness is a measure of the resistance to localize plastic deformation.
硬度是材料抵抗局部塑性形变的量度。
The microscope mechanism of plastic deformation has been investigated in detail.
对金属塑性变形的微观机制进行了详细研究。
When the load is applied, some local area will yield elastic - plastic deformation.
在承受载荷时，其局部范围大多产生弹-塑性变形。
It is assumed that plastic deformation stems from the localization of shear strain.
岩样的塑性变形假设根源于塑性应变局部化。
In many plastic deformation cases the velocity field is rather easily solved by analytical method.
在许多塑性变形情况下，速度场比较容易用解析法获得。
These provide important information for studying the plastic deformation of the new solid material.
为研究此固体材料的塑性变形提供了重要信息。
The thermal activation parameters of metals and alloys in the plastic deformation process are studied.
本文研究了金属和合金塑性变形过程的热激活参量。
Metal plastic deforming process is a kind of quite complex and large elastic-plastic deformation process.
金属塑性加工的变形过程是一个非常复杂的弹塑性大变形过程。
The plastic deformation could promote matrix T1 precipitation and make it refined and uniformly distributed.
预变形促进基体t1相析出，并使其显著细化和均匀分布。
It was shown that plastic deformation was mainly undergone in ferrite, and pearlite colony could also deform.
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。
The intensity of stress wave can be greatly decreased because of lower wave impedance and plastic deformation.
由于多孔材料冲击波阻抗很低，能够大大地削减应力波的强度。
The soft rock is a complex rock mechanics medium, which has salience plastic deformation in special environment.
软岩是一种特定环境下的具有显著塑性变形的复杂岩石力学介质。
The conceptions and testing methods of the plastic deformation threshold and springback potential are introduced.
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；
However, the compression strength and plastic deformation ability decreased when the volume fraction exceeded 60%.
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。
Shot Peening(SP)is a typical severe plastic deformation method to produce ultra-fine grains of metallic materials.
高能气动喷丸是通过剧烈塑性变形产生细晶材料的方法之一。
As shown in Fig. 4.2, grain flow is the direction of the pattern that the crystals take during plastic deformation.
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。
Design principle of Obturation mechanism in high pressure is to avoid structural component from plastic deformation.
高膛压闭气机构的设计原则是避免构件发生塑性变形。
Off-line forecast shows that fuzzy neural network has high precision in predicting metal plastic deformation resistance.
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。
Cracks form in the regions, where shear deformation is larger, after the plastic deformation accumulates to some degree.
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。
Experiment of plastic deformation is done on press and double heat preservation measure is used during plastic deformation.
焊接接头的塑性变形试验在油压机上进行，变形过程中采用了双保温措施。
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