In this thesis, the medium scale dynamic triaxial apparatus, with micro strain measure technique, is developed to realize the aim.
因此,本文从研制高精度中型动三轴仪入手,采用微小应变测试技术,以实现这一目标。
It shows that unelastic volumetric strain is directly prepositional to the number of micro-cracks.
结果表明,非弹性体积应变与微裂纹数量直接相关。
Two kinds of size effects on micro deep drawing are investigated, which can be explained by surface layer model and strain gradient model.
另一个为考虑应变梯度效应的模型,该模型在已有的材料特征基础上引入了尺度效应。
The deformation and stress condition of the micro-composite are studied according to the shear-lag theory and strain-hardening law.
按照剪切滞后理论和应变硬化规律,研究微复合材料的变形和应力状态。
The measuring results for the micro displacement and the strain indicate that the optic fiber strain gauge offers a monitoring method both strain and distortion.
通过微位移架上的位移测量实验与悬臂梁上的应变测量实验,结果表明该光纤应变片提供了同时适合于应变与形变的检测方式。
The high strain low cycle fatigue properties of V ti micro alloyed high anti seismic structural steel were studied with simulated earthquake loading.
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 gold abundance is also related to the type of mylonite, the feature of micro-fabric, the mechanism of quartz deformation and the size of strain.
而且含金构造中岩石的组构特征、糜棱岩类型、应变幅度、石英变形机制与金矿富集程度都有密切的关系。
WC powders prepared at higher temperatures are characterized by complete sintering, coarse substructure and slight micro-strain.
在高温下制取的wc粉,结晶完整,晶内亚结构粗大,微观应变小。
The results show that: (1) the mechanic surface micro morphlogy mainly includes deformation layer, strain line, fold, tear and white layer.
结果表明:(1)机械加工表面微观形貌主要包括:变形层、应变线、皱折、拉扯和白层等特征;
This paper systematically introduces some methods of micro-forming and a universal theory about strain gradient plasticity at present.
本文系统地介绍了微细塑性成形方法以及目前较常用的应变梯度塑性理论。
This paper reports the course followed leading to the successful adaptation of IBV Massachusetts 41 strain to CEK cells as a prerequisite for the development of a micro serum neutralization test.
本文报道为了进行一种微量血清中和试验,使禽传染性支气管炎病毒马萨诸塞41株,适应鸡胚肾细胞培养物的过程。
The model about the relationship among AE parameters, damage variable and strain is derived by applying the damage theory and micro-element statistical strength theory.
本文运用损伤理论和微元强度统计理论导出了声发射参数与损伤参量及应变的关系模型。
The elastic plastic deformation and stresses of the micro composite are studied according to the shear lag theory and strain-hardening law.
按剪滞理论和应变硬化规律研究微复合材料的弹塑性变形和应力状态。
We show that unelastic volumetric strain is directly prepositional to the number of micro-cracks, which is observed in laboratory experiments.
从理论上得出了岩石非弹性体积应变与微裂缝数目成正比,从而解释了实验室研究的结果。
The calculation of micro-yield stress in surface layer and the stress-strain curves of surface layer deformation were studied.
本文对表面微观屈服应力的测量与计算方法及表面变形的应力应变曲线进行了分析研究。
This paper deals with X-ray diffraction profile analysis for the sample with a micro-strain gradient in its surface layer.
本文讨论了样品表面层有微观应变梯度时X射线衍射线形分析的方法。
An assumed strain finite element method based on the theory of strain gradient was proposed to explore the size effect that frequently exhibited in micro-beam bending.
采用基于应变梯度理论的假设应变有限元方法研究了微尺度梁弯曲的尺寸效应。
With the model, macroscopic stress-strain responses are studied and micro-structural geometry effects on macroscopic elastoplastic properties are analyzed.
利用该模型分析了复合材料宏观弹塑性应力-应变响应以及细观几何结构特征对宏观弹塑性性能的影响。
A macro and micro mechanics model is presented based on the relation between macroscopic and microscopic stress and strain fields, in which composite macroscopic stress strain relation is obtained.
基于复合材料宏、细观场量之间的联系,建立了一种纤维增强复合材料宏—细观力学模型。
The results showed that the multi-dimensional fe technique was effective to simulate the stress-strain field of the part in micro-scale, which provided a new method for fine FEA of tire.
结果表明,采用多维有限元技术对该部位应力-应变场进行细观模拟分析是有效的。该技术为轮胎局部精细有限元分析提供了一种新方法。
The accurate measurements of local micro-stress and strain in ultra deep sub-micron semiconductor structures usually resort to complicated microstructure analysis, measurement methods.
超深亚微米半导体结构中的局域微应力、应变的精确测量通常必须借助复杂的微结构分析、测量手段。
In addition, we modeled the piezoelectric bimorph and make the micro-force analyses, and got displacement-voltage relationship and force-strain relationship theoretically.
详细讨论了压电悬臂梁的数学模型以及受力模型,分别分析了压电双晶片的微位移-电压、夹持力-应变的关系;
Micro-electro-mechanical system(MEMS); Accelerometers; Microstructure; Stiffness; Force method; Principle of work and strain energy;
微机电系统;加速度传感器;微结构;刚度;力法;功能原理;
The chemical composition, strength, cyclic stress and pre-cyclic-strain have a remarkable influence on the micro-plasticity behavior of the steels.
钢的化学成分、强度、服役应力和预应变处理显著影响其微塑性服役行为。
The chemical composition, strength, cyclic stress and pre-cyclic-strain have a remarkable influence on the micro-plasticity behavior of the steels.
钢的化学成分、强度、服役应力和预应变处理显著影响其微塑性服役行为。
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