The quasi-superplasticity of as-cast lead brass was studied by monodirectional elongation experiment.

摘要采用单向拉伸对铸态铅黄铜进行了准超塑研究。

This paper firstly deduces the recurrence formula of plastoelastic structure dynamic analysis.

本文首选推导了弹塑结构动力时程分析递推公式。

La hobber uponsize used to isolate a drum or help elastic crisp reel mansuetude material.

不推滚用来分隔卷筒不推力或帮忙不塑、脆刚量料堵住卷筒。

The gross rubber has a high plasticity and fluidity and gumminess of composition is increased.

其具有较高塑及流动并使胶料粘增加。

Polybutylene terephthalate (PBT) is a semicrystalline thermoplastic polymer formed by a condensation process.

PBT是一种通过浓缩成型而制备，一种半结晶热塑塑料。

Their argument is based on the plastic work Wp being the controlling tactor in hardening.

论点是基于在硬化中塑功是可控制子。

The effect of the mesh density, the change of dynamic plasticity property of mild steel with strain rate and the spotweld mechanical property on the simulation results is analyzed.

分析了网格度、身用低碳钢材料塑特随应变率变化及焊点力学特对仿真结果影响。

As the material is deformed beyond the strain that elastic deformation persists, the stress is no longer proportional to strain, and permanent, nonrecoverable, or plastic deformation occurs.

当材料形变超出弹形变发生范围，其应力将不再与应变成正比，永久、不可回复形变发生，即为塑形变。

After experimental data processing, material's viscousness coefficient was acquired and a new method to determine fatigue limit by the threshold of plasticity energy dissipation was given.

通过对试验数据分析，求出了材料黏系数，给出了利用塑能耗起点确定材料疲劳极限方法。

A new phenomenon of re-dissolution of second phases and re-formation of supersaturate solid solution found in processes of severe plastic deformation was summarized.

综述了在室温强塑变形过程中发现新现象:第二相颗粒回溶,合金基体重新形成过饱和固溶体。

In this process,microwave heating is used to make ceramic materials plastifying under a high temperature,so that a good machinability can be achieved.

该方法利用微波加热使陶瓷材料在较高温度下塑化,从而获得到较好加工。

The present work focuses on the microscopic elastoplasticity deformation andoverall elastoplastic behaviour of metal matrix composites reinforced by short fibers.

本文研究单向短纤维增强金属基复合材料细现弹塑变形和宏观弹塑响应。

And two new segmented poly(urethaneureas) were prepared from poly(tetramethylene glycol)(PTMG) or polyadipate of 1,4 butanediol(PBA), MDI and Urea(as chain extender).

以尿为扩链剂，合成了一系列聚氨酯脲热塑弹体及其硬段模型化合物。

Hombitan LOCR-K is characterized by its high degree of whiteness, It gives neutral colour shade and has strong coloring power.

白度高、中类色、著色力强, 容易分散在所有热塑塑胶、塑化剂、水体系即溶体系中。

When metallic material deformation forereach its plastic limit , it will divide completely. Then the interatomic force is damaged.

断裂-金属材料在变形超过其塑极限—完全分开.原子间结合力遭受破坏.

Plastic changes in nociceptive transmission may occur at the spinal cord as well as supraspinal structures after tail amputation.

这种长期变化可能是由于中枢神经系统神经可塑变化引起（从脊髓背角到皮层）。

By means of cyanoethylation and chlorination,wood sawdust was converted into thermoplastic material and then compounded with short sisal fibers.

通过氰乙基化反应,使木粉转化成为热塑材料,再与短切剑麻纤维混合,热压制得植物纤维增强塑化植物纤维基复合材料。

The results indicate that when the plastic strain is smaller than 39 5%,plastic deformation has typicality of uniserial slipping.

单晶连铸铝线材在变形量小于395％时，其塑变形具有明显单系滑移特征，当变形量大于395％时，才出现多系滑移特征。

For single crystal sliding occurs in two directions, and for bicrystal copper the mechanism of plastic defor...

模拟还发现纳米铜晶体具有良好塑变形自组织能力。

It is related to metallurgy,thermology,and the theory of plasticity and developed on the basis of them.

它涉及金属学、传热学和塑力学理论，并以此为基础，交叉发展而成。