应变率

为揭示芳纶纤维弹道冲击过程中的高应变率特征而进行的高应变率冲击拉伸实验；

Tensile impact experiment of p aramid filament tow under high strain rate ;

高应变率下岩石力学响应特性研究

The Mechanical Properties of Rock Under High Strain Rate

应变率对Cf/Al金属基复合材料力学性能的影响

Effect of Strain Rate on Mechanical Behavior of C_f / Al Composites

长期构造加载场由GPS观测得到的地壳平均应变率场给出。

Secular tectonic stress loading is averaged from crustal strain rates derived from GPS .

高应变率下高聚物本构模型的BP神经网络辨识

Constitutive Model Identification of Polymers at High Strain Rates Based on BP Neural Network

在所有应变率下，CALL材料都存在明显的正混杂效应。

And the effect of both strain rate and interracial properties on the hybrid effect of CALL was investigated .

分子动力学模拟金属玻璃Cu应力晶化的应变率效应

Molecular dynamics simulation of strain rate effect on stress induced crystallization for metallic glass Cu

华北地区大地震矩释放率和GPS应变率的一致性研究

On the Consistency of Large Earthquake Moment and Strain Rate Inferred from GPS Data in North China

SiCP/Al复合材料高应变率压缩变形及损伤机理

Deformation and Damage Mechanisms of SiC / Al Matrix Composite under High Compressive Stain

基于近几年GPS测量的研究结果，提出利用GPS实测应变率对岩石圈流变结构进行约束的新方法。

We present a new constraint on the rheological structure of the lithosphere whose strain rate obtained from GPS data .

进一步利用GPS速度场计算华北地区GPS地壳应变率场及应变能密度变化率场。

Using the GPS velocity field , we estimate the annual accumulations of strain rate field and strain energy density field .

温度、应变率对航空PMMA压缩力学性能的影响研究

Study on Temperature and Strain Rate Effects on Mechanical Behavior of Aeronautical PMMA

应变率对T300/Al（L2）复合丝拉伸性能的影响

Effect of strain rate on tensile behaviour of T300 / Al composite wires

正常人各节段应变率相对相似，应变率曲线较一致，而Ml组较杂乱。

Peak systolic strain rate in different segments of normal persons were relative similar , strain rate curve was regular .

玻璃态高聚物PMMA非线性粘弹-塑性本构方程的恒应变率近似解析解

An approximate analytical solution of the non-linear viscoelastic-plastic constitutive equation at constant strain-rate for PMMA

UHMWPE交织双轴向纬编复合材料高应变率压缩性能研究

The high strain rate compressive properties of UHMWPE interlaced biaxial weft knitted composites

详细考察了纤维取向、纤维体积含量及应变率对单向上B／Al复合材料总体剪切弹粘塑性行为的影响。

The effects of the fiber orientation , fiber volume fraction and strain rate on the overall shear elastic viscoplastic behaviour of unidirectional B / Al composite are investigated .

高应变率Hopkinson杆实验技术述评

Review on experimental techniques for high strain rate of Hopkinson bar

Rice早期定义的非共轴塑性应变率是基于二维共轴应力空间得到的，由于忽略第三应力不变量的影响，在多维应力空间并不能保证其非共轴性。

Rice , is only built on the basis of 2D coaxial stress space but invalid in multi-dimensional stress space since the effect of the third stress invariant on non-coaxiality is ignored .

SHPB测试中的均匀性问题及恒应变率

Stress uniformity and constant strain rate in SHPB test

用于纤维和纤维复合材料高应变率力学性能的Hopkinson系统

Hopkinson System for High Strain Rate Behavior of Fiber or Fiber Reinforced Composites

利用SHPB技术和自编的BP神经网络程序，以尼龙为代表性研究对象，对高聚物在高应变率下的本构模型进行了辨识。

Using SHPB technique and a BP neural network program , the constitutive model of polymers at high strain rates is identified .

基于以上试验研究结果，在考虑应变率的情况下，应用有限元分析法，对SHPB动态压缩试验技术进行模拟。

The dynamic compression test on SHPB has been simulated by FEM under Effect strain rate .

得到SFRC在中应变率范围内的抗拉（四点弯拉、劈拉）全过程应力应变曲线。

By this system , the complete stress strain curve for SFRC under intermediate strain rate is obtained .

Sn-Ag基无铅焊料应变率效应的研究

Research of the Strain-rate Effect of Pb-free Sn-Ag Base Solders

结论VVI技术测量的心肌应变率对DCM患者左心室收缩功能的评价优于LVEF。

Conclusions SR measured via VVI is superior to LVEF in assessing left ventricular systolic function in patients with DCM .

对在满足应力均匀性要求下SHPB的可测应变率范围作了讨论并修正了前人不完善的结论。

The strain-rate limitation of SHPB test under certain stress equilibrium condition is analyzed and some new conclusion is given .

目的：1.探讨应变率成像（SRI）技术评价尿毒症患者左心房功能的价值。

Objective : 1 . To evaluate left atrial ( LA ) function in patients with uremia by strain rate imaging ( SRI ) . 2 .

本文首次较系统地从理论与实验两方面研究了中应变率下SFRC的本构关系。

The constitutive relationship of SFRC under intermediate strain rate is studied from different analysis of theory and experiment in mis dissertation .

采用分离式Hopkinson压杆（SHPB）实验装置和SEM研究了原始态和疲劳态铜单晶在高应变率下形变的组织演变。

The microstructures of the primary and fatigued copper single crystals deformed at high strain rate were studied by Split-Hopkinson pressure bar ( SHPB ) and SEM .