• The magnitude and direction of lath martensitic shape strain is firstly measured by a new interference method in this research.

    利用干涉显微镜首次得了板条马氏形状应变大小方向

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  • Strain, or unit deformation, is defined as the unit change in the size or shape of material as a result of force on the material.

    应变或者单位变形材料压力造成材料大小形状的单位改变量。

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  • The results show that the anomalies' shape character of stress and strain has obvious relation with the development and occurring of earthquakes.

    表明应力应变异常形态时间特征地震孕育发生较明显关系

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  • Based on strain mode shape (SMS), the direct index methods of damage location and degree detection are presented and founded.

    提出并建立了损伤位置直接指标局域应变态面积损伤程度直接指标法。

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  • Aimed at popular bridge in the engineering, we build a piezoelectric bridge vibration model and analyze the vibration shape and distribution of the dynamic strain.

    针对工程实践常见桥梁问题,建立其在自由振动下的模型分析其前几阶振动模态下的动态应变分布

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  • The different transformation model can produce different shear strain, so they show different shape memory effect.

    采取不同相变模式产生不同的切变应变,合金获得不同的形状记忆效应

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  • The element coupling shape function matrices are derived by means of geometrically nonlinear strain displacement relation under small deformation assumption.

    利用几何非线性应变-位移关系式,在变形假设条件下确定单元耦合函数

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  • The element coupling shape function meatrices are derived by means of geometrically nonlinear strain displacement relation un-der small deformation assumption.

    利用几何非线性应变-位移关系式,变形假设条件下确定单元耦合函数

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  • A new method is therefore proposed defining the shape of shear zone in accordance to the results of strain.

    根据计算应变结果提出了一种定义剪切形状方法

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  • 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.

    基于形状因子等效的原理,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

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  • The result shows that the new shape design enhances the output of effective strain value of sensor, and improves sensor precision.

    结果可以看出新的外形设计使传感器有效应变信号增大提高了传感器精度

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  • The failure envelopes of dynamic strength of frozen silt under different strain rates resemble each other in shape, namely, obey the parabola failure criterion.

    不同应变速率强度包络线呈现相似形式服从抛物线破坏准则

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  • Abgstract Through The analysis of measured low strain wave shape curve for pile foundation. The wave characteristics of shallow defeats in pile is shown.

    通过对基应变实测波形曲线分析,说明桩身浅部存在缺陷的波形特征

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  • The results show that the particle shape has greater effect on the stress of particle, the strain of matrix and the ductility of composites than that of the particle size and volume fraction.

    结果表明颗粒形状颗粒尺寸颗粒体积分数材料应力应变分布材料韧性影响

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  • The flow function method is used to build the kinematically admissible velocity field, the strain rate field and the upper bound deformation power of wide section Aluminum shape extrusion.

    函数法确定了截面薄壁铝型材挤压变形动可容速度应变速率上限功率

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  • The flow function method is used to define the kinematically admissible velocity field, the strain rate field and the upper bound deformation power of solid aluminum shape with thin wall extrusion.

    函数确定实心薄壁铝型材挤压变形动可容速度应变速率上限功率

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  • It was shown that the particle shape deposited on the copper substrate was very sensitive to the strain extent of substrate.

    实验表明沉积表面颗粒形状局域应力缓释有直接的联系。

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  • An analytical method based on Green's function for calculating strain filed in quantum dot structures of arbitrary shape was presented.

    运用解析方法量子的结构进行分析,通过对积分核函数进行计算,可以得到各种量子点结构的应力应变分布

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  • The stamping simulation technology could predict the material flow and the strain distribution, so the initial mark location and shape could be calculated.

    利用冲压成形仿真技术预测材料流动应变分布,先确定成形后商标在零件上的布置,再反推到成形平板毛坯上的位置

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  • Because of complexity of geometric shape and loading state for general component, it is difficult to gain theoretical solution to the state of stress-strain for cracking tip.

    由于一般构件几何形状荷载状态复杂难于裂纹尖端应力应变状态得到理论

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  • In this paper, aimed at minimizing the whole strain energy of thin shell structure, the model of shape optimization and the topology optimization were built up.

    结构整体应变最小目标建立了薄壳屋盖形状优化拓扑优化模型提出了薄壳屋盖形状优化与拓扑优化的的求解方法。

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  • This aroused his attention, and he removes the grass to observe, feel this strain of grass leaf shape unlike any he had ever seen a plant.

    才引起注意于是拔下小草观察之后,觉得叶子形状不像他见任何一种植物。

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  • So such, both shape consistent with boundary element geometrical shape, and simulate crack tip close-by variety law of stress and strain with higher precision, and enhancing calculative efficiency.

    如此边界单元几何形状基本拟合,又能高精度地模拟裂纹尖端附近位移应力变化规律提高计算效率

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  • The results show as follows: Density and confining pressure are important factors affect mechanical properties for one coarse-grained soil, and they decide the stress-strain curve shape.

    成果表明对于同一种密度影响力学性质重要因素它们共同决定了粗粒土的应力应变曲线形态。

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  • To obtain high accurate shape with singly curved in laser forming, a new design approach was proposed based on plastic strain field.

    为了实现单曲率面板材的高精度激光成形提出基于塑性应变场进行工艺规划方法

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  • The paper gives a new concept generalized strain energy density (GSED). It is based on the strain mode frequency and mode shape. It is very effective and its physical meaning is clear.

    本文基于应变态的工作,利用应变模态识别得到的频率结果,提出广义应变比GSED)的概念

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  • Strain 5 was continually mutagenized by ultraviolet radiation, strain 8 was selected on the cellulose-congo red medium on the ground that can shape better transparent ring.

    5菌株为出发菌株,经过紫外线诱变,用刚果红纤维素平板透明选育法得到8号菌株

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  • Some macroscopic and microscopic factors such as strain ratio, the content of VA and crystallinity, which influence the shape-memory properties, were studied.

    通过形状记忆性能凝胶含量测定重点探讨拉伸和乙酸乙烯(VA)含量形状记忆性能的影响

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  • Some macroscopic and microscopic factors such as strain ratio, the content of VA and crystallinity, which influence the shape-memory properties, were studied.

    通过形状记忆性能凝胶含量测定重点探讨拉伸和乙酸乙烯(VA)含量形状记忆性能的影响

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