讨论高阶应变梯度对纳米纤维轴向应变分布的影响。
The influence of high-order gradient of strain on static analysis of nanofibers is discussed.
松散岩块的切线模量和割线模量均与轴向应变呈指数相关性。
Both the tangential modulus and secant modulus are exponential with axial strain.
一般情况下,模型栅格的变形是轴向应变和切向应变的组合。
In general, the deformation of the model grille is a combination of axial and shear strains.
当滑坡长度较大时,管线的最大轴向应变受土体下滑位移控制。
If soil movement is large, the pipe strain is controlled by the length of the landslide.
观察到垃圾土的轴向应变超过30 %而其主应力差仍然在增长。
Although the value of axial strain of refuse exceeds 30 %, the phenomenon of the increase of the principal stress difference is observed.
试验的轴向应变-载荷曲线与计算的轴向应变-载荷曲线趋势基本一致。
The tested axial strain-load curve coincides well with the calculated axial strain-load curve.
为判断作用在传感光栅上的轴向应变,提出了一种光纤光栅应变传感解调新方法。
A novel technique for fiber Bragg grating sensing demodulation is introduced in order to judge axis strain of sensing fiber Bragg grating.
当环向应变接近或超过轴向应变时,大理岩发生剧烈脆性破坏的可能性将明显提高。
The dramatic brittle failure of marble may happen more frequently if the circumferential strain approaches or exceeds the axial strain.
另外,应力与瞬时应变线性拟合结果表明,瞬时轴向应变与轴向荷载近似成比例增长。
In addition, results of the linear regression for stress and instantaneous strain show that the instantaneous axial strain and axial load approximated to grow proportionally.
堆石体的破碎体应变均为正值,且随轴向应变的增加而增大,两者近似呈双曲线关系。
The breakage volumetric strain of rockfill is positive and increases with the increase of axial strain in a trend of hyperbolic curve.
通过对松散岩块压实试验研究,得到了变形模量与轴向应力、轴向应变的相关性规律。
Through the experimental research on the compaction of friable rock block, the relationship among deformation modulus, axial stress and strain were obtained.
谐振波长随温度和轴向应变线性变化,透射峰幅值随轴向应变线性减小但对温度不敏感。
The amplitude of the loss peak decreases linearly with axial strain, whereas, it is hardly affected by temperature change.
最后,绘制了试样轴向应变与动孔隙水压力系数的关系曲线,并分析了曲线的变化规律。
Finally, the curves of axial strain and dynamic pore water pressure coefficient were figured and analyzed.
矿柱弹性区的应力水平及软化区的应力分布不受矿柱宽度的影响,前者与矿柱的轴向应变有关。
The stress level in elastic zone and the stress distribution in strain-softening zone are not affected by the pillar thickness. The former is related to the axial strain of the pillar.
分别搭建了保偏光纤布拉格光栅的温度、轴向应变和横向负载传感实验系统并进行了实验研究。
The PMFBG sensing experimental systems of temperature, axial strain and transverse load were set up, respectively, and the corresponding experiments were carried out.
所建立的侧向应变与轴向应变间的关系能够对三轴试验中的体积变化进行符合试验情况的描述。
It is shown that the observed volume change in tests can be predicted accurately with the proposed relationship between lateral and axial strain.
基于形状因子与等效泊松比的原理,建立了——漏斗型小试样径向应变向轴向应变换算的等效方法。
Based on the shape factor and the effective Poisson ratio an effective method to transform from lateral strain of funnel-like specimen to axial strain of standard specimen is developed.
较高的孔隙压力,即使试样的轴向应变为低,可以达到较高的横向变形和泊松比,以及负体积应变。
Higher lateral deformation and Poisson's ratio as well as negative volumetric strain can be reached for higher pore pressure even though axial strain of specimen is lower.
定量分析表明谐振波长的温度和轴向应变灵敏度及其变化方向与光纤类型、模式耦合的阶次等因素有关。
Quantitative analysis shows that the temperature and strain sensitivities or shift direction of resonant wavelength for such a LPFG are dependent on fiber types and coupling mode orders.
定量分析表明谐振波长的温度和轴向应变灵敏度及其变化方向与光纤类型、模式耦合的阶次等因素有关。
Quantitative analysis shows that the temperature and strain sensitivities or shift direction of resonant wavelength for LPFG are dependent on fiber types and coupling mode orders.
研究了试样总应力、循环孔隙水压力、有效应力随时间的变化规律及试样有效应力与轴向应变的关系曲线。
Curves of total stress and time, of cycle pore water pressure and time, of effective stress and time, of effective stress and axial strain are respectively studied.
通过构筑PM空间密度函数,求出饱和岩石的应力—应变状态方程,并模拟了其轴向应变—径向应变滞后回线。
Through constitution of PM space density function, the stress-strain state equation for saturated rocks has been defined and the hysteresis loops of axial stress-radial stress has been simulated.
在伺服试验机上对岩样进行了多种路径的加载、卸载试验,分析岩样轴向应变、环向变形与轴向应力、围压之间的关系。
Various loading and unloading paths are carried in servo-controlled testing machine to study the relationships among axial stress, strain, confining pressure and circumference deformation.
发现光纤光栅F P干涉仪的透射率和光谱半宽度对轴向应变十分敏感,而F P腔的中心波长和工作模式却变化较小。
That transmission rate and the FWHM of the fiber grating FP are very sensitivity for radial strain. But the central wavelength, mode number of the fiber grating FP are insensitivity for radial strain.
研究砂土在沿着应变增量比(侧向应变增量与轴向应变增量的比值)为常数的路径加载时的力学响应具有十分重要的意义。
It is of vital importance to study the mechanical response of sand in strain-path controlled tests during which the ratio of lateral to axial strain increments is kept constant.
结果表明 ,液体粘度对变形力几乎没有影响 ,变形力随轴向应变速率绝对值的增加而增加 ,随液体体积分数的增加而明显减少。
The influences of strain rate, liquid volume fraction and liquid viscosity on the deformation force of semi solid compression of metals between two parallel plates were investigated according to…
在该结构中,需要测量应变的构件有以轴向应变为主的网架杆件和需要测量X、Y方向应变的钢牛腿结构。对后一种结构,提出了一种表面双向粘贴光纤光栅传感器的方法,并分析了相应的应变传感模型。
There were two kinds of members need to be measured, including pipes in which axial stress was predominant and steel brackets in which the strains in X-direction and Y-direction were considered.
上述方法也可用于分析轴向应力-环向应变曲线的尺寸效应问题。
The method proposed can also be used to analyze the problem of size effect of axial stress-circumferential strain curves.
现阶段投入使用的光纤布拉格光栅传感器主要利用的是其轴向应力、应变特性。
Now the FBG sensors in operation mostly make use of its sensing characteristics of axial stress and strain.
现阶段投入使用的光纤布拉格光栅传感器主要利用的是其轴向应力、应变特性。
Now the FBG sensors in operation mostly make use of its sensing characteristics of axial stress and strain.
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