建立了圆坯拔长锻造的运动许可速度场与应变速率场。
The kinematically admissible velocity field and strain rate field for extension forging of rounds have been established.
轴类大锻件的锻造过程分为压方、拔长和倒棱滚圆三大步骤。
The whole forging process of long-axis heavy forging was divided into three steps, including squaring, stretching and chamfering-rounding.
平砧上自由锻拔长，送进量的大小对其拔长效率起着至关重要的作用。
As free drawing on the flat anvil, the size of feed plays the very important role to its drawing efficiency.
此文用塑性泥作模拟材料，进行了压扭复合锻造和不对称V型砧拔长的工艺实验。
The experiments of twist-compression forging and unsymmetrical V-shape die forging are made using plasticine.
以圆柱坯热镦粗和方条料热拔长问题为例，论述了该方法在刚塑性变形分析中的应用。
It was discussed in the paper that the method applied to the analysis of rigidly plastic deformation through examples of upsetting a cylindrical billet and drawing a square...
本文在锻造新工艺理论与技术的指导下，应用三维弹塑性有限元研究了拔长和倒棱工序。
Guided by the new forging theories and technologies, 3d elastoplastic FEM is applied to research of stretching and chamfering.
无论是平砧拔长还是新fm锻造法，都要对料宽比加以控制，才能实现横向无拉应力锻造。
Only when the blank width ratio is confined, can no crosswise tension stress forging be realized, regardless of flat platen stretching or the new FM forging method.
实验结果表明，利用凹面砧拔长，锻件心部能够获得更大的变形量，对空洞的压合效果更好。
Results show that cogging using concave anvil can increase the deformation at the center part of the billet and can press holes more effectively.
数值模拟分析了新f M法拔长时，不同的砧宽比、料宽比及压下率情况下，刚端长度对应力分布的影响。
The influence of stiff length affecting stress distribution under different AWR, BWR and CR when stretching by NEM FM were simulated and analyzed.
爪设计四孔，可因拔轮深度调换，缸体烤漆，行程长。
Four hole on the jaws with center spindle adjusting, long stroke.
象吉米那样的行家也跑不过罗拔特，这家伙又不需要太空服，又长著四条腿，还一身钢筋铁骨。
Jimmy, expert though he was, couldn't outrace Robutt, who didn't need a spacesuit, and had four legs and tendons of steel.
母亲停下车，孩子们争先恐后地下车去拔一把把长草。
Mother stopped the car and the kids scrambled out to pick handfuls of the long grass.
这只阿森纳在辛苦的找啊找啊找进球，可是半场结束前他们不幸又被再下一城。一个角球开出，只见黑又长的维埃拉旱地拔葱，皮球乖乖应声入网，2-0咯。
Arsenal were sensing a goal but before half-time they conceded another one instead, Vieira rising to meet a corner from the right to make it 2-0.
把手的一端是一个2寸长的拔塞时可以充当支点的折叠装置。
At one end of the handle is a 2 fold-out attachment that serves as a fulcrum for the extraction of the cork.
把手的一端是一个2寸长的拔塞时可以充当支点的折叠装置。
At one end of the handle is a 2 fold-out attachment that serves as a fulcrum for the extraction of the cork.
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