应变速率和应力呈非线性关系。
其室温拉伸强度随应变速率的加快而提高；
The room temperature tensile strength increases with the increase of strain rate.
随着应变速率的增加，稳态流变应力增大；
The flow stress increases with the increase of strain rates.
相比而言，慢应变速率法具有更高的灵敏性。
Comparatively, the slow strain rate method has higher sensitivity.
研究了温度，应变速率与延伸率之间的关系。
The relationships between temperature, strain rate and elongation are investigated.
应变速率对峰值应力的影响与变形温度有关。
Effect of strain rates on peak flow stress is relate to deformation temperature.
该局部应变速率继续升高时，将发生机械断裂。
Further more, mechanical facture will take place if the local strain rate is high enough.
应变速率减小，晶粒平均尺寸增大，晶粒变得圆整。
Average grain size increased and grain became round with strain rates reduction.
复合材料在半固态区间压缩时具有应变速率敏感性。
So the composite has sensitivity of strain rate during compression in semi-solid interval.
N80钢的力学性能受应变速率和温度的共同作用和影响。
The mechanical property of N80 is affected by strain rate and temperature.
绝热剪切是金属材料在高应变速率变形条件下常见的一种现象。
The adiabatic shearing phenomena were often found in metallic materials under high-strain, high-strain-rate deformation.
在较高的恒定侧向压力下，混凝土材料对应变速率的敏感程度降低；
The strain rate sensitivity of concrete tends to decrease with higher lateral confined stress.
同时，初始应变速率和变形温度影响奥氏体晶粒尺寸和析出相的分布。
Meanwhile the initial strain rate and strain temperature affect the austenite grain size and distribution of precipitation phase.
探讨了试样的相对压实度、初始含水量、应变速率对稳定状态的影响。
The effect of relative compaction, initial moisture content of specimens and strain rate was investigated.
混凝土的动态强度既与应变速率有关，也与应变历史等其它因素有关。
The dynamic strength of the concrete is related to the strain rate as well as to other factors such as strain history.
温度、晶粒大小、应变速率的不同组合下，材料会呈现复杂的力学行为。
Due to different combinations of temperature and grain size and strain rate, materials show quite novel mechanical behavior.
在高应变速率条件下，LY 12铝合金具有较好的超塑性和室温性能。
In higher strain-rate condition, LY12 alloy has good superplasticity and room temperature properties.
得到了在相同应变下，变形带的传播速率和加载应变速率之间的幂律关系。
At the same tensile strain, the power law relationship between band propagating velocity and applied strain rate is also obtained.
用光滑试样慢应变速率拉伸法研究了X60管线钢在含水土壤中的应力腐蚀。
Stress corrosion cracking of an X60 pipeline steel in soil containing water has been investigated using slow strain rate test.
采用等温恒应变速率压缩试验对超高强度铝合金的流动应力规律进行了研究。
Based on the isothermal constant strain-rate compression tests, the flow stress of a ultra high strength aluminum alloy was researched.
通过回归分析，建立了动态再结晶晶粒尺寸与温度、应变速率之间的定量关系。
The quantitative relationship between the recrystallized grain size and the temperature as to as the strain rate is established by the regression analysis.
动态再结晶晶粒尺寸随着变形温度的升高而增大，随着应变速率的升高而减小。
The dynamically recrystallized grain size increases with increasing deformation temperature and reduces with increasing strain rate.
采用等温恒应变速率压缩试验对7A60超高强度铝合金的流动应力进行了研究。
The flow stress of 7A60 ultra high strength aluminum alloy was studied by isothermal compress test at constant strain rate.
材料的应变速率敏感性指数与孔洞长大速率通过不同的变形机理图控制着这种过程。
It is controlled by the sensitive index of the strain rate and the cavity growth rate of material.
通过单向拉伸试验研究了AZ31镁合金轧制板在不同温度和应变速率下的力学性能。
The mechanical property of AZ31 magnesium alloy rolling sheet under different temperatures and strain rates was studied through uniaxial tensile test.
由此可以给出超塑性变形时应变和应变速率区的限度，有益于指导实际的超塑性成型。
From this, the Limit of strain rate and strain of superplasticity can be given, and this is useful for practice of deformation with superplasticity.
结果表明，在该体系中局部应变速率是联系各种不同断裂过程的纽带，决定着断裂的模式。
It was revealed that local strain rate is a key factor that builds a bridge between different tests, different samples and different cracking processes, and dominates fracture mode.
海冰对应变速率变化较敏感，在不同应变速率范围内可表现出不同的力学行为和强度特性。
Because of its strength sensitivity to strain rate, sea ice displays different mechanism behavior and strength features in different range of strain rate.
海冰对应变速率变化较敏感，在不同应变速率范围内可表现出不同的力学行为和强度特性。
Because of its strength sensitivity to strain rate, sea ice displays different mechanism behavior and strength features in different range of strain rate.
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