以下为句子列表：
英文: By using the theory of stochastic stability and poisson process with time varying density, the sufficient condition for keeping the mean square asymptotically stability of systems is proved.
中文: 利用随机稳定性理论和带时倚强度泊松过程相关原理，进一步证明了系统保持均方渐近稳定的充分条件。
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英文: Experiments are carried out to determine the high-temperature mechanical properties, such as yield strength, tensile strength, elongation, Poisson ratio and stress-strain relationship, of fire-resistant steel made by the Maanshan Iron &Steel Co.
中文: 摘要为了得到高温下耐火钢的材料特性，对马钢集团开发的耐火钢在高温下的力学性能进行了试验研究。
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英文: It has been found that if the elastic modulus and Poisson ratio of granite at normal temperature is used for the calculation of the stress field, the deviation of the results can be as high as 20%~60%, the higher the temperature as compared with the resul
中文: 通过分析发现，根据常温时花岗岩弹性模量和泊松比计算得到的热应力与根据不同温度下花岗岩弹性模量和泊松比计算得到的结果相比较，随着温度的升高，两者差别从20%增加到60%。
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英文: The multiple necking fracture distribution on the circumference yields to random Poisson distribution.
中文: 三维数值模拟结果表明，颈缩区温升比非颈缩区高，且多重颈缩在环周上的分布服从泊松分布。
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英文: The principle of the ultrasonic method applied to measure elastic coefficient is by measuring the velocity of ultrasonic wave propagation in the solid material to obtain the elastic module, shear modulus and poisson ratio.
中文: 摘要弹性系数的超声检测，即借助固体弹性常数与超声波波速间的固有关系，通过测量纵波及横波在固体中的传播速度来获取材料的弹性模量、剪切模量及泊松比。
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