Both the tangential modulus and secant modulus are exponential with axial strain.
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。
The plastic axial strain increases and strength decreases as water content increases.
随着含水量增加,土样的塑性应变量增加,强度减小。
The results show that the dynamic stress level has strong effect on dynamic axial strain.
对试验结果进行分析可得:动应力幅值对试样的轴向动应变影响显著;
The tested axial strain-load curve coincides well with the calculated axial strain-load curve.
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。
Finally, the curves of axial strain and dynamic pore water pressure coefficient were figured and analyzed.
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。
Commonly, ultrasound elastography can only obtain the axial strain distribution of tissues with an external compression.
摘要超声弹性成像通常只能得到组织在外部压缩作用下的纵向应变分布。
The amplitude of the loss peak decreases linearly with axial strain, whereas, it is hardly affected by temperature change.
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 breakage volumetric strain of rockfill is positive and increases with the increase of axial strain in a trend of hyperbolic curve.
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 dramatic brittle failure of marble may happen more frequently if the circumferential strain approaches or exceeds the axial strain.
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。
Although the value of axial strain of refuse exceeds 30 %, the phenomenon of the increase of the principal stress difference is observed.
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。
It is shown that the observed volume change in tests can be predicted accurately with the proposed relationship between lateral and axial strain.
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。
As loading velocity increases, the peak stress and corresponding axial strain increase; and the post-peak stress-axial strain curve becomes less steep.
随着加载速度的提高,强度及其对应的应变提高,峰后应力–变形曲线变得平缓。
The seepage velocity of briquettes is sensitive to axial pressure and axial strain, but it is sensitive only to transverse strain and volume strain for row coal.
型煤的渗流速度对轴向压力和轴向变形最敏感,而原煤的渗流速度对体积变形和横向变形比较敏感。
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.
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。
The PMFBG sensing experimental systems of temperature, axial strain and transverse load were set up, respectively, and the corresponding experiments were carried out.
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。
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.
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。
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.
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。
It is found that under little axial strain, armchair carbon nanotubes are still conductors, but Fermi wave vector, Fermi dot and the effective mass near Fermi face are changed.
在小的轴向拉伸下,扶手椅型碳纳米管仍然是良好的导体,但其费米波矢、费米点及费米面处的有效质量都发生了变化。
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.
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。
The relationship among many factors are obtained on the creep behaviour of sedimentary soft rock, such as axial strain, axial strain ratio, axial stress, and axial stress ratio.
系统地把握了多种软岩在不同条件下的强度、变形特性,探讨了各种软岩的变形、变形速率、时间依存性等影响因素,为预测软弱岩体的长期力学稳定性提供了重要依据。
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.
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。
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.
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。
The regression statistical method has been used to analyze the law of stress and strain as The Times under the function of axial load increases.
研究了铺装层应力场分布,回归统计了随轴载作用次数增加,应力应变的变化规律。
The strength analysis of a drop-shaped tube is resolved into the following problem: axial compression together with a plane state of strain with uniform internal pressure.
把滴形管的强度分析问题分解为:沿管轴线方向的压力问题与管沿周线方向均布压力的平面应变问题的叠加。
Through the experimental research on the compaction of friable rock block, the relationship among deformation modulus, axial stress and strain were obtained.
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。
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.
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。
The feasibility of hydroforming tri-branch tube is proved by FEM. The corresponding thickness and strain distribution of different axial feed velocity on the simulation is analyzed.
利用有限元法证实了内高压成形三通管的可行性,给出了不同轴向进给速度下零件的壁厚及应变分布,并就轴向进给速度对成形的影响进行了分析。
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.
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。
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