plastically deforming area

The V-anvil drawing process of large forgings was simulated using FE software, and the stress-strain distributions in the plastically deforming area were compared after different V-anvils drawings.

利用有限元软件模拟了V型砧的锻造拔长过程，并对不同夹角的V型砧压下后锻坯塑性变形区内应力、应变的状态进行比较。

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Analyses the migration mechanism of overlying formation of fore-and-aft mining, and the stability influence of roof-floor rock, gains the stress distribution of plastically deforming area form the elasto-plastic stability of coal pillar.

分析了采动影响前后巷道上覆岩层运动、掘巷前后巷道顶底板的岩层及煤柱稳定性；由煤柱的弹塑性稳定性分析中，得出煤柱塑性区应力分布；

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The shockwave front consists of an elastically deforming area, a plastically deformation area dominated by grain boundary sliding and a plastically deformation area dominated by dislocation emission.

冲击波波阵面由弹性变形区域、晶界滑移主导的塑性变形区域和位错运动主导的塑性变形区构成。

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The distribution of stress around the welding spot is obtained by adopting stress function. The stress, which can make the plastically deforming area appear around the welding spot, is determined on the base of Swift-Hill yield criterion.

用应力函数的方法得到焊点附近应力集中的分布情况，并以Swift-Hill屈服准则为判据，确定了单向拉伸时焊点附近产生塑性变形的力能条件。

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The plastically deforming area of room temperature impact macro-scope fracture gradually reduces with the prolong of the thermal ageing time.

铸造双相不锈钢的室温冲击宏观断口塑性变形区随热老化时间的延长逐渐减小。

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