拉伸形变

这个虫子轻轻打它的肚子，注重肚子上边有挤压拉伸形变

Bug Squash Tummy-Here the bug pats hellos stomach and It'squashes and stretches .

Ni3Al单晶体和Ni3Al-Mo复合材料的拉伸形变组织

Tensile forming structure of single crystal ni_3al and composite ni_3al-mo

Ti3Al基合金的拉伸形变和断裂

Tensile deformation and fracture of ti_3 Al based alloy

剪切带的出现和由此引起微裂缝的发生是PET纤维拉伸形变的主要特征，而个别大分子束的断裂形成裂缝的广泛出现则是PAN纤维的主要特征。

It is the characteristic of the deformation of PET fibers that the shear bands occur and lead to the crack initiation during the process of the deformation .

通过测量得到了薄膜拉伸形变过程中的光学延迟，经编程数据处理后得到了其双折射率随拉伸应力变化的规律，由此计算得到的PET的光弹性系数与文献报道的结果一致。

After the data processing with a Matlab program , the relationship between the birefringence and the stretching stress of the films was obtained , from which the stress-optical coefficient was calculated and it was well coincided with the reported result .

表面机械研磨处理的纯铜拉伸形变机制

Tensile deformation mechanism in pure copper subjected to surface mechanical attrition treatment

拉力传感系统为钢筋的拉伸形变提供外部拉力。

The tension sensing system provides force for tensile deformation of steels .

高锰奥氏体钢超低温拉伸形变特性

Tensile Deformation Behavior at Cryogenic Temperature in High-Mn Austenitic Steel

拉伸形变回复率高于压缩形变回复率；

The tensile deformation recovery rate is higher than compress deformation recovery rate ;

铝单晶在拉伸形变中微观结构变化的X光衍射初步观察

X-ray diffraction from single crystals of aluminium under extension

高分子材料拉伸形变取向对裂纹萌生及扩展的影响

Effect Deformation Orientation of Polymer on Crack Propagation

利用热激活理论不仅解释了这一关系，还获得了应变速率方程，指出控制合金拉伸形变的微观机制是原子扩散过程。

The thermal activation theory interpreted such a relationship and derived strain rate equation .

高聚物拉伸形变中的声发射

Acoustic emission during stretching of polymers

缔合聚合物溶液的弹性常常表现于溶液中因缔合作用而产生的超分子聚集体之间的缔合及其自身的拉伸形变与恢复，分子链间缔合作用产生的溶液弹性明显大于分子链间范德华力引起的弹性。

The elasticity of APS frequently displays tensile deformation and the restoration of the association between super-molecular aggregates and itself which produces because of associating action in solution .

提出在构造应力场中，开采运输巷道上方的煤体使巷道产生拉伸形变是巷道破坏的主要根源。

The main factor causing destruction of roadway in tectonic stress field is found to be the high tensile strain , which appears after the coal seam above haulage roadway is mined .

考虑深海平台系缆的拉伸形变及与海底的撞击力，采用集中质量法，建立了系缆方程组。

According to the tensile deformation and the impact with the seabed of cable for the platform in the deep water , the lumped mass method was adopted to set up the cable equation .

与传统的小能量冲击或静载荷压缩或拉伸形变相比，以相对冲击功进行试验研究更能真实地反映实际工况的加工硬化规律。

Compared with traditional small energy impact or static load compress or tension deformation , the laws of work hardening are revealed more clearly when the examination is done under ' relative impact load ' .

同时，不同的圆锥入口角，表现出不同的Bagley校正因子对应不同的挤出胀大值，反映了聚合物熔体在不同圆锥入口角短口模挤出过程拉伸弹性形变特性的差异。

And meanwhile , different conical entrance angles exhibited different Bagley correction factors and corresponding die swell . This phenomenon expressed the differences of the characteristic of tensile elastic deformation of LDPE melt which flows through cone entrance and short die land with different entrance angles during extrusion process .

二氧化碳激光辐照拉伸纤维形变机理研究进展

Research progress in deformation mechanism of drawn fiber exposed to carbon dioxide laser irradiation

超高强度钢单轴拉伸下形变与断裂过程的研究

A study of the whole process of uniaxial stretch deformation and fracture of ultrahigh strength steels

分析了拉伸和扭转形变对小直径扶手椅型SWNT的电子性质的影响。

The effect of tensile and torsional strains on electronic properties of small diameter armchair SWNT has been discussed .

室温拉伸塑性形变寻致18-5-Nb钢的耐氯化物SCC性能明显恶化。

The tensile plastic deformation results in a remarkable deterioration of the resistance of the steel to chloride SCC .

铝锌镁铜合金圆棒单轴拉伸时剪切形变局部化和断裂特征研究

Shear localization and failure in round bar tensile tests of Al-Zn-Mg-Cu alloys

三种冷却方式对奥氏体不锈钢的力学性能没有显著影响，304不锈钢油冷试样在室温拉伸产生了形变诱发马氏体相变，导致应力硬化。

Deformation-induced martensitic transformation in room-temperature tensile of 304 stainless steel caused stress hardening phenomenon .

通过把劲度系数扩展为矩阵形式，拉伸弹簧的形变与弹力在罗伦兹变换中得到了统一。

By extending stiffness coefficient into stiffness matrix , the deformation and elastic force of tensile-spring coincides with Lorentz transformation .

抽水所造成的地下水漏斗区范围内，不仅能产生垂直形变，而且在其影响的不同部位，还形在压缩和拉伸的水平形变。

Around the pumping wells and within the limit of a funnel-shaped ground water surface , not only vertical movement , but also horizontal compression and dilatation can be observed .

由此可得出初步结论：与非均匀地应力作用相对应的套管结构的拉伸－挤压形变，有可能是导致套管失效的主要机制；套管椭圆度的存在使得套管的强度和刚度被进一步的削弱。

Thereby it is declared that casing failure is resulted from tension-crush deformation under nonuniform load , and the strength and stiffness of the casing are further decreased owing to the effect of ellipticity .

研究了高密度聚乙烯/三元乙丙橡胶（HDPE/EPDM）材料的拉伸与压缩形变回复率，温度对拉伸形变回复率的影响，力学性能，探讨了形状记忆的原理。

The tensile deformation recovery rate and compress deformation recovery rate of HDPE / EPDM materials is studied . The temperature influence on deformation recovery rate and mechanical properties and mechanism of shape memory are investigated in this paper .

在不同条件下，对不同组分含量试样的形状回复率进行测试，研究回复温度、拉伸率、形变固定时间、回复次数等因素对该体系形状记忆性能的影响。

Through the shape recovery rates for a series of samples with different component content are tested under different conditions , the influences of such factors as recovery temperature , stretch ratio , recovery time , etc. on the shape memory function for the system have been studied .

Al-Li合金在慢拉伸条件下的形变与断裂行为

Deformation and fracture behaviour of Al-Li Alloy under slow tensile rate condition