In recent years, Numerical simulation technology has become an important means to spring-back prediction.
近年来，有限元数值模拟技术已成为预测回弹的重要手段。
The spring-back mechanism in the drop bend-forming of automotive glass is introduced, and the finite element model is established.
介绍了汽车玻璃落模弯曲成形中回弹的机制，建立了有限元模型。
Through the actual verification, the predictions are satisfied with forming and spring-back of compensation parts, to improve the forming precision of parts.
经实际加工验证，该预测值能够较好地补偿零件成形回弹，提高零件成形精度。
Analyzed the structure characteristics and forming process of the stiffening plate of front-carling. According to the spring-back problem, proposed the rectification method.
分析了前纵梁后加强板的结构特点和成形工艺，针对回弹问题，提出了整改方法。
Workpiece's spring-back is considered in this paper, deformation's history is assured in the next pass, and then square rectangle tube in continue roll forming process lay a foundation.
文中考虑了轧件的弹复，保证了下一道次变形历史的延续，从而为真实模拟方矩形连续辊弯成形过程奠定基础。
The proposed method is used with FE simulations, and the example of spring-back compensation demonstrates that it is efficient, accurate and robust for auto panel forming process optimization.
该方法无须求解函数灵敏度，在保证拟合精度的前提下，能光滑响应并最大程度减少精确分析计算量，分析前翼子板回弹补偿优化设计实例，证明其具有很高的精度和鲁棒性。
In order to acquire the local bending spring-back accuracy of sheet metal strip of a progressive die design, the thesis aims to build ironing depth simulation model in a bending deformation zone.
为解决级进模具使用的带料上的局部折弯回弹的精度问题，本文建立了折弯变形区的过压量模拟模型。
The principle of the five axis tube-shape measuring machine system in contact type is analyzed. Point out the hardware and software of this system as well as the procedure to compensate spring-back.
分析了接触式五坐标管形测量机的工作原理，提出了其测量系统的硬件和软件的一种实现方法，探讨了实现管材弯曲回弹补偿的方法。
Based on the assumptions of small deformation and simple load, an analytical model of cylinder shallow shell is constructed, and the curve direction spring-back after trimming are given theoretically.
以矩形柱面扁壳为模型，从小变形、简单加载的前提条件出发，推导了矩形柱面扁壳切边后曲面方向回弹的理论解。
During the Spring Festival, those expecting to go back to their hometown had to queue for several hours for railway tickets.
春节期间，那些想回家的人不得不排几个小时的队买火车票。
No matter where people go and no matter how far they go, they will go back home enjoying family time during Spring Festival.
无论人们身在何处、走了多远，在春节期间，他们都会回家享受团圆时光。
It used to be teens would have their nose fixed during summer vacation or spring break, but now they want to go back to school with their splint on.
过去，青少年会在暑假或者春假期间整鼻子，但现在他们想带着夹板回到学校。
They fly to very specific places in South America and will often come back to the same trees in North American yards the following spring.
它们会飞往南美几个特定的地方，然后在第二年春天又飞回到北美院子里的同一棵树上。
When it is warm, they start to back north in the spring.
天气暖和的时候，它们就会在春天启程返回北方。
Coming back home from my spring vacation, I got news that school is closed for two weeks.
我放完春假回家后，听到学校停课两周的消息。
I've traveled back several times since, most recently this past spring.
之后我又去了几次，最近一次是在今年春天。
When aluminum is hit, you can see a dent. Composites, though, spring back to the original shape, which could hide internal damage.
但是也有一个很大的缺点：当铝被撞击时，你会看到一个凹陷，但是复合材料看似能够变回原来的外表，内部却已经受损。
During a game, some stones will "die", and some will appear to be dead but spring back to life at an inopportune moment.
在一次游戏中，一些棋子将会“死掉”，而另一些将会看起来死掉但会在不合适的时候重获生机。
Other computer security companies had reported similar reductions in prescription drug spam, although they cautioned that spam volumes were volatile and often spring back to previous high levels.
其他计算机安全公司也报告了处方药广告垃圾邮件的减少，虽然他们谨慎的认为垃圾邮件量是有波动的，而且经常会回到原来的高度。
Sotomayor: So what happens when the character gets maimed, head chopped off and immediately after it happens they spring back to life and they continue their battle. Is that covered by your act?
索托梅约：当角色遭致残，遭斩首，又瞬即回复生命继续战斗，那又怎么办。会否受法律干涉？
the spring, with a "p," then there is a force that wants to drive this spring back to equilibrium.
,拉这个弹簧“,那么这个力,想要将这个弹簧,拉回平衡的地方。
The simulative results show that stress distribution under stretching with superimposed bending is more advantageous to the reduction of spring back.
计算结果表明，先弯曲再拉伸时应力分布规律更利于减小回弹。
The spring back and secondary yielding of cylindrical billets in elastic tools during upsetting and closed-die upsetting are analyzed.
对圆柱形工件在弹性工具中镦粗和闭合模镦粗时的回弹和二次屈服进行了分析。
After analyzing and discussing these results of drop test, a reasonable imitation style of spin up and spring back on the column style drop test bed is proposed.
通过对这些落震试验结果进行分析和讨论，得出了在立柱式落震试验台上进行落震试验时合理的起转和回弹载荷的模拟方式。
A flexible container impinged upon by an outside force will change shape temporarily, but will spring back to its previous configuration shortly thereafter.
一个柔软的容器在外力撞击下会临时地改变形状，但是不久便会回复原型。
The research on spring back feature of material is an advanced subject in scientific and technical field, and also a research hotspot.
对材料的回弹性质的研究是科技界当前研究的前沿课题，也是研究的热点。
In the winter received a greeting card, or a blessing of the message, but also allow me to read out the winter to spring back, Blossoming.
在冬天里收到一张贺卡，或是一条祝福的短信，也能让我读出冬去春回，花开富贵。
At the same time, the spring back allowance of bottoming bending of circle section rod is analyzed.
同时对圆棒料的弯曲回弹进行了理论分析。
The finite element analysis of the compound bending forming process is done for knives of the template. The spring back in the forming procedure is investigated.
运用有限元方法分析了模切板刀片的复合弯曲成形，对成形过程中的回弹进行了研究。
The finite element analysis of the compound bending forming process is done for knives of the template. The spring back in the forming procedure is investigated.
运用有限元方法分析了模切板刀片的复合弯曲成形，对成形过程中的回弹进行了研究。
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