薄膜对微应力变化非常敏感,具有低频压磁特性。
The films is very sensitive to change of microstress, and in the nature of low-frequency piezomagnetic property.
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。
The accurate measurements of local micro-stress and strain in ultra deep sub-micron semiconductor structures usually resort to complicated microstructure analysis, measurement methods.
这些构造部位的频繁伸缩使应力集中,导致微裂纹的产生。
Constant flexing of the structure concentrates stress, which leads to microscopic cracks.
在分析动载荷下的应力和变形时,除考虑横向剪切效应外,还须考虑微段的惯性力和阻尼力矩。
In the analysis of the stress and deformation under dynamic loading, the inertia force and damping moment should be considered in addition to the transverse shear effect.
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 deformation and stress condition of the micro-composite are studied according to the shear-lag theory and strain-hardening law.
弹孔周围的绝热剪切带沿主剪应力方向形成,与静态塑性变形滑移线方向接近,绝热剪切带上不均匀的变形将产生微裂纹和微孔洞。
An adiabatic shear band formed along the main shear stress around the penetrated hole is approximately consistent with the direction of plastic deformation slip lines in static state.
首先建立单一微裂纹在单轴压缩荷载作用下的力学模型,求出裂纹端部的应力分量。
A mechanical model is built firstly for single microcrack under uniaxial compression loading, and the stress component of microcrack end is calculated.
通过静力分析得到了微进给刀具系统在静力作用下的变形和应力分布。
The stiffness and stress distribution of the micro-feeding system are obtained through static analysis.
本文从微硬度量测方法得到启发,提出了一种新型的残余应力测试方法-围箍压痕法。
In this paper, in the view of microhardness measurement, a new method to measure the residual stress, named the method of hoop-stress is investigated.
这次微震群属于冲击地压型矿震,与煤矿开采及回采工程活动有关,属于偶发的局部应力释放。
The event is ore earthquake of rock burst type related to coal mine exploitation and mining activity, the micro-earthquake swarms belong to occasional local stress releasing.
自养护剂可以提高混凝土胶凝材料的水化程度,降低混凝土内由于水化反应导致的毛细孔水面下降所产生的压应力,减少了微裂缝的产生。
Autogenous curing agent can improve the hydration degree of concrete, reduce the compressive stress which dropping of water in capillary of concrete caused and sensitivity to cracking.
声发射技术在无损检测、地震预测、混凝土结构检测、应力测量、微位移测量等领域应用很广泛。
Acoustic emission technology has been used in non-destructive testing, earthquake forecast, concrete monitoring, stress measurement, tiny displacement measurement and so on.
利用磁记忆效应对铁磁性金属构件的残余应力和微损伤进行检测和评估,是较有潜力的无损检测新方法。
The method of metal magnetic memory is a new potential nondestructive testing method, which can be used to detect and estimate the residual stress and micro-damages of the ferromagnetic items.
本文应用多重尺度约化微扰方法研究了充满流体的圆形弹性管壁上应力波的弱非线性调制问题。
The reductive perturbation method of multiple-scales is used to investigate the weak nonlinear modulation of the stress wave on the wall of a fluid-filled elastic circular tube.
本文研究了计算保偏光纤中应力双折射特性的微元算法,对其计算值进行了理论验证。
In this paper, we study theoretically infinitesimal element method for calculation of stress birefringence in polarization maintaining fibers.
双态组织的断裂应力随加载速度的上升而增加,微裂纹面密度随加载速度的增加明显下降;
The fracture stress of DP microstructure increased with the increase of displacement speed, and the microcrack density increased with the decrease of displacement speed.
研究锡元素在微合金灰铸铁中的行为,揭示其影响铸件残余应力的机理。
The action of tin element in minute alloy cast iron were studied and its mechanisation of affect residual stress were announced in this paper.
该计算方法的提出不仅有利于微齿轮接触齿廓间粘附分析,而且对微齿轮应力应变分析提供一种新思路。
The presentation of the method is not only in favor of the adhesive analysis between the contacting faces also offers a new thought for the stress and strain analysis of microgear train.
测量材料微区残余应力的大小和分布,对于研究微观断裂机制具有非常重要的意义,一直是研究的热点和难点。
The measurement of the value and distribution for micro-residual stress in materials was crucial and difficult for micro-fracture theory.
采用不同的衍射角对微晶玻璃的应力进行测试,对应力结果进行了比较,分析了应力产生误差的原因。
In this paper, residual stress was measured with different diffraction Angle, then the errors and caused reasons were analyzed by contrasting the testing results.
本文分析了静载荷及循环载荷下的微塑性变形行为,认为振动时效动应力的选择应以材料的疲劳极限作为依据。
Analyzing the micro plastic deformation of metal material under static load and cyclic stress, the scientific basis for choice dynamical stress of VSR is provide.
运用线性粘弹性理论研究了塑料在微通道成形中的蠕变和应力松弛现象,通过应力松弛实验验证了塑料的应力松弛行为。
This paper applies linear viscoelastic theory to study on the creep and relaxation phenomena and to verify the relaxation behavior through several stress relaxation experiments.
结果显示,微珠含量及其直径对复合物的拉伸屈服应力和屈服发生时的应变影响不太明显。
The results show that the influences of the glass beads content and its diameter on the tensile yield stress and strain at yield are not significant.
成像测井系列中的偶极子声波测井和微电阻率扫描成像测井为地应力研究提供了丰富的基础数据。
The imaging logging series such as dipole acoustic log and micro - resistivity scanning imaging log, etc. provides abundant basic data for the research of stress.
以楔形微体为例给出了描写应力互换定律的一般公式。
The general formula to describe the reciprocation law of stress is given with diminutive wedges.
反映了该地区应力场背景较高,主要以小震群、微破裂及汽爆等方式释放应力。
It is reflected that there are higher background stress fields in the areas, mainly releasing stresses by small swarms, micro fracture and gas eruption.
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。
The elastic plastic deformation and stresses of the micro composite are studied according to the shear lag theory and strain-hardening law.
结论在微骨痂修复微破裂过程中可能存在一种“超微小梁”结构,这种结构对于受损骨小梁承受应力以及修复均有利。
Conclusions a kind of structure named ultra-trabeculae might appear during the healing process of microcracks which is beneficial to bear loading and repair the damaged trabeculae.
总结了动态应力产生布拉格波长偏移的解调装置并提出用其实现微尺度计量所需要的高分辨力的布拉格波长解调方法。
Dynamic strain caused Bragg wavelength shift demodulation device is summarized and the method to realize the very high demodulation resolution of Bragg wavelength shift is given.
总结了动态应力产生布拉格波长偏移的解调装置并提出用其实现微尺度计量所需要的高分辨力的布拉格波长解调方法。
Dynamic strain caused Bragg wavelength shift demodulation device is summarized and the method to realize the very high demodulation resolution of Bragg wavelength shift is given.
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