另一方面,在高应变率,都超下冲不会出现。
On the other hand, in the case of high strain rate, both overshoot and undershoot do not appear.
将建筑结构钢抗震性能作高应变低周疲劳问题处理。
The anti-seismic properties of building structural steels was treated as a problem of high strain low cycle fatigue.
对基桩高应变检测中应注意的几个问题进行分析、论述。
The thesis analyse and discuss several matters that high strain dynamic testing of pile.
介绍了高应变率载荷条件下镁合金的吸能特性及变形特征;
The absorbed energy property and deformation characteristic of magnesium alloy under high strain rate loading are described.
鸟与航空发动机叶片相撞时,叶片的是在高应变率下变形的。
When the birds strike on the aeroengine, the deformations of the blades are usually occoured under the high strain rates.
主破裂发生在应变及其梯度相对都较低的一个高应变梯度区。
Main fracture occurs in the high gradient area where the strain and gradient are relatively lower.
区域性垂直形变异常区与水平形变的高应变分布区共生的特征。
It shows common features of regional vertical deformation anomaly area and high strain distribution area of horizontal deformation.
本文用分子动力学方法研究了高应变率下晶体材料的力学行为。
Molecular dynamics is used to investigate the mechanical behaviour of crystal material at high strain rates in this paper.
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.
综述了高应变速率超塑材料及其变形机理和工业应用的最新进展。
The recent development of the high strain rate superplasticity(HSRS), its deformation mechanism and commercial applications are reviewed in the paper.
高应变带的研究及技术方法:包括制图、模型、实验方法和材料等。
High strain zones and technological methods, including mapping, modeling, experiments and materials.
客观描述高应变率作用下的约束混凝土的力学行为需要考虑加载历史。
To objectively describe the behavior of confined concrete under high strain rates the loading history has to be taken into account.
对于逆向转变,高应变率,较大的降低温度,从而减少了转型的压力。
In the case of the reverse transformation, the higher the strain rate, the larger the decrease in temperature, resulting in decrease in the transformation stress.
高应变测试时锤重的选择,直接影响高应变承载力测试的成功与失败。
The hammer weight of High Strain Testing determines on that the pile capacity tested by High Strain Testing is correct or not.
首次对三维机织玻璃纤维复合材料进行了在高应变率下的面外压缩试验。
The compress tests on 3D woven glass-fiber composite have been carried out at high strain rates.
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.
结果表明即使在高应变率下,人的密质骨也具有非线性粘弹性材料的特性。
The results showed that human cortical bone behaved as a non linear viscoelastic material even at high strain rate.
本文研究了SCT试样高应变区的疲劳裂纹闭合效应和疲劳裂纹扩展速率。
The fatigue crack closure and fatigue crack growth rate in the high strain region of SCT specimen are studied.
利用此改进了的SHPB技术对泡沫铝进行了高应变率下的动态压缩实验。
This improved SHPB method was applied to determine the compressive dynamic mechanical response of aluminum foams at high strain rate.
对微钒钛高抗震性能建筑结构钢进行了模拟地震载荷高应变低周疲劳试验。
The high strain low cycle fatigue properties of V ti micro alloyed high anti seismic structural steel were studied with simulated earthquake loading.
介绍东海大桥部分PHC试桩的高应变动测、竖向静载和水平荷载试验情况。
The high strain dynamic load tests, vertical static load tests and horizontal load tests for part of PHC trial piles of East China Sea Bridge are described.
本浆料可印刷在陶瓷基片上,通过高温烧结后得到高应变系数的厚膜力敏传感器。
The inventive slurry can be plated on the ceramic basic plate to be sintered in high temperature to prepare the thick-film force sensor with high gage factor.
高应变率下岩石的动态本构关系和力学特性,目前主要是利用SHPB装置等来获得。
Split Hopkinson Pressure Bar (SHPB) has been used to study the constitutive and mechanical properties of rocks under high strain rates.
观察到高应变率时应力平台与硬化阶段的TEM组织形貌分别为孪晶与断续的马氏体。
TEM morphology of the twin specimens at stress plateau stage and martensite section at hardening stage has been observed.
文摘:应用高应变动力试桩法确定桩端土的极限承载力是动力触探领域中的一种好方法。
Abstract: the application of high-strain dynamic tentative piling technique to determining limited bearing capacity of pile endpoint soil is a good method in the field of dynamic depth detection.
然而混凝上结构中的应力波传播特性实际上又依赖于混凝土在高应变率下的率型本构关系。
Moreover, the characteristics of stress waves propagating in concrete structures are essentially dependent on the rate-dependent constitutive relation of concrete materials under high strain-rates.
由于混凝土高应变率实验技术的困难,目前对于混凝土动态力学行为的描述存在较大的争议。
Because of the difficulty of concrete high strain rate experimental techniques, there are many disputes about how to describe the dynamic mechanics properties of concrete.
同时介绍了玻璃陶瓷、纳米陶瓷的超塑性,并兼顾了一些结构陶瓷在高应变速率下的超塑性。
Meanwhile, the superplasticity of glass-ceramics and nanostructured ceramics were also presented. The high strain rate superplasticity was summarized particularly.
高应变动力试桩法采用数吨重锤锤击,同时实测了桩顶的力信号和速度信号,具有很高的信噪比。
Under the impact of a large hammer, a high signal noise ratio of the force and velocity can be acquired in the high-strain dynamic testing.
高应变动力试桩法采用数吨重锤锤击,同时实测了桩顶的力信号和速度信号,具有很高的信噪比。
Under the impact of a large hammer, a high signal noise ratio of the force and velocity can be acquired in the high-strain dynamic testing.
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