The strain sensitivity was demarcated by experiment using spectrum character of ASE demodulation.
并通过实验标定ASE光源谱特性解调应变灵敏度系数。
And the strain sensitivity coefficients are studied in detail when sticking the mental tube packaged FBG sensors on two materials.
详细研究了两种基体材料上钢管封装的光纤光栅应变传感器的应变灵敏度系数。
By analyzed the effects of fiber's spring, cycle flex, calorescence and the heat expand, the strain sensitivity and temperature sensitivity of FBG are obtained.
通过对光纤的弹光效应、光纤周期的伸缩、热光效应、热膨胀效应的分析得出了光纤光栅的应变灵敏度和温度灵敏度。
The strain sensitivity induced by the waveguide effect is several orders of magnitude smaller than that induced by the strain-optic effect, so it can be neglected.
波导效应所引起的应变灵敏度系数都比弹光效应小几个数量级，因此可以忽略。
Experimental results show that the linearity and the strain sensitivity coefficient of packaged by titanium alloy are better than that of the FBG packaged by stainless steel.
试验结果表明，钛合金封装的线性度及应变灵敏系数优于不锈钢材料封装的传感器。
The relation between relative shift of Bragg wavelength and the strain applied on the sensor is derived theoretically, and the analytical expression of strain sensitivity is also given.
基于理论分析，得出了此传感结构的应变与布拉格波长相对位移量之间的关系，给出了应变灵敏度的解析表达式。
The strain sensitivity characteristic of long-period fibre grating (LPFG) was studied by coupled-mode theory and the strain sensitivity analytic equation of the resonant wavelength was deduced.
对长周期光纤光栅传输谱谐振波长的应变特性用耦合模理论进行研究，推导出谐振波长应变灵敏度的解析表达式。
A modification to the existing hardening function is proposed to reduce the mesh sensitivity of the plastic strain at peak stress.
为了克服峰值塑性应变的网格敏感性，对现有强化函数进行修正。
The notch sensitivity of HSC and steel fiber reinforced HSC and the strain field of HSC reinforced with steel fibers ahead of the crack tip have been analyzed.
分析了钢纤维高强混凝土和普通高强混凝土的缺口敏感性以及钢纤维对高强混凝土裂缝前缘应变场分布的影响。
Because of its strength sensitivity to strain rate, sea ice displays different mechanism behavior and strength features in different range of strain rate.
海冰对应变速率变化较敏感，在不同应变速率范围内可表现出不同的力学行为和强度特性。
So the composite has sensitivity of strain rate during compression in semi-solid interval.
复合材料在半固态区间压缩时具有应变速率敏感性。
The effects of anisotropy, strain rate sensitivity, imperfection and its amplitude and inertia on plastic instability are discussed.
还讨论了材料各向异性、应变率敏感性、不均匀性及其幅度、惯性等因素对塑性失稳的影响。
Through the static analysis, we can get the strain of two directions, and decide the way to stick the strain foil to obtain better sensitivity.
通过静态特性分析得到传感器的两个方向的应变的大小，并且通过比较决定应变片粘贴的方向，以获得较大的灵敏度。
Through the static analysis, the strain of two directions was gotten, and the way to stick the strain foil was decided in order to obtain better sensitivity.
通过静力分析得到两个方向的应变的大小，并且通过比较决定应变片粘贴的方向，以获得较大的灵敏度。
The results demonstrate that skin stiffness decreases with increasing thermal damage degree and there exist strain rate sensitivity at different damage levels, caused mainly by hydration changes.
结果表明：皮肤的刚度随热损伤度的提高而下降，并且具有不同损伤度下的应变速率敏感性，这些特性主要是由皮肤的水合作用变化所引起的。
Fast axis of panda and bow-tie PMFs is more sensitive to temperature than slow axis, while slow axis has higher sensitivity to strain than fast axis.
熊猫型和领结型保偏光纤快轴的温度灵敏度大于慢轴，而应变灵敏度快轴小于慢轴。
The strain rate sensitivity exponent increases little with increasing deformation temperature.
随着变形温度的提高，该合金的应变速率敏感指数值变化很小。
The creep strain rate sensitivity can be determined from the relationship between the creep hardness and creep strain rate by the definition of "work of indentation".
基于压痕做功概念定义了压痕蠕变硬度和蠕变应变速率，从而给出钎料的蠕变速率敏感指数。
The dynamic tensile properties of five types of high strength fiber bundles were measured and the sensitivity of strain rates was investigated.
测试了五种纤维束的准静态和动态应力应变关系，并比较了它们对应变率的敏感性。
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.
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。
Objective To evaluate the sensitivity of cell lines to poliovirus used in Hebei Provincial Polio Laboratory (HBPPL) and to prepare standard strain under the Quality Control (QC) of HBPPL.
目的评价河北省疾病预防控制中心脊髓灰质炎（脊灰）实验室所用细胞系对脊灰病毒的敏感性，制备河北省脊灰实验室质量控制的标准毒株（QC）。
The result showed that the role of fiber in the PFC mixture was to prevent the drainage, improve the flexural strain and reduce the sensitivity of the fatigue.
结果表明纤维在排水性沥青混合料中起到了减少析漏，提高抗弯拉应变，降低疲劳应力敏感性等作用。
An attempt is made to elaborate the definition of the coefficient of strain-rate sensitivity, which is a fundamental concept for macroscopic dynamic plasticity and dislocation dynamics.
应变率敏感系数是宏观塑性动力学和位错动力学的一个基本概念，本文试图对其进行了重新解释。
In order to explore the temperature sensitivity of fiber Bragg grating (FBG) in smart metal structure, the stress and strain of FBG under temperature variation must be analyzed.
为了探索光纤智能金属结构中光纤布喇格光栅(FBG)的温度灵敏度，必须对温度变化时光纤智能结构中fBG所受的应力应变进行分析。
It is pointed out that Wells with bigger barometric efficiency are poorer in the sensitivity of aquifer towards stress and strain.
并指出气压效率越大的承压井，其含水层对应力应变的敏感程度越差。
These prove that the strain-rate sensitivity index depends tightly on the deformation route from experiment, even on the condition that those stress-state are similar.
这就从试验上判明，即使在相同的应力状态下，应变速率敏感性指数也与变形路径密切相关。
The analogy between internal friction increment and overstress due to strain-rate sensitivity is clarified.
本文也指出了由于应变率敏感性所引起的内耗增量和过应力的类比性。
Shunting resistance box is a commonly used method in the determination of the sensitivity coefficient of the resistance strain gauge with the equal-strength beam aparatuses.
采用等强度梁、挠度计、并联电阻箱、电位差计等测定电阻应变计的灵敏系数是一种常用的方法。
A calibration test has been performed on FBG with strain gauges, and the strain sensing sensitivity coefficient of the properties of FBG was gained.
用电阻应变仪对布拉格光栅光纤传感器应变传感特性进行实验对比标定，得出了表征fBG性能的应变传感灵敏系数。
A calibration test has been performed on FBG with strain gauges, and the strain sensing sensitivity coefficient of the properties of FBG was gained.
用电阻应变仪对布拉格光栅光纤传感器应变传感特性进行实验对比标定，得出了表征fBG性能的应变传感灵敏系数。
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