to facilitate the detach of the lining, could we change the original zipper to revolving slider on the left zipper?

stress relaxation characteristic properties testing system of sugar beet was designed, which is based on rheological theories and methods.

本文根据流变学理论和方法，研制了甜菜应力松弛特性参数测试系统，并在保持加载速度不变的条件下，测试了甜菜应力松弛特性的应力参数。

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then the stress-relaxation process of leymus chinensis was simulated through adams. so the rules of stress-relaxation of leymus chinensis and every element in the model could be observed and analyzed in real time.

在此基础上，对羊草的应力松弛过程进行了仿真，从而可以实时地观察和分析羊草的应力松弛规律以及应力松弛模型中各元件的应力的变化规律。

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therefore it is of great theoretical value to, explore the shear stress relaxation model and relaxation laws of expansive soil under long-term loading, and develop regulation of long-term shear strength under the condition of stress relaxation.

因此，开展这方面的研究，探索膨胀土在长期荷载作用下的剪应力松弛模型、松弛规律及应力松弛条件下的长期抗剪强度发展规律具有比较重要的理论价值。

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stress relaxation was characterized with stress relaxation limit and stress relaxation rate.

应力松弛行为可以用应力松弛极限和应力松弛速率两个参量进行表征；

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the modified dynamic-relaxation method and the modified force-density method for form finding of pretensioned cable roofs are comprehensively compared and analyzed in the aspects of the calculation time, the convergence precision and the iterative strategy by analyzing some benchmark problems and big projects.

本文结合几个典型工程算例对改进动力松弛法和改进力密度法在计算时间、收敛精度、迭代策略等方面进行了较系统的比较分析。

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a more careful analysis shows a tendency towards regular occurrence in the larger events ( m ≥ 7), the data being fitted by a stress release model with a natural relaxation period of around 300 years.

进一步的分析还表明，较大的事件（M≥7）有规则发生的趋向。最后，我们用一个带有约为300年的自然松弛周期的应力释放模型拟合这些数据。

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more layers and smaller sizes of sn grains will provide more grain boundaries to relax the inner compressive stress and suppressing whiskers growth.

镀层中的晶粒层数越多、晶粒尺寸越小、其晶界也越多，越有利于松弛内部压应力、抑制锡须生长。

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objective to study the changes of stress shielding rate of stress-relaxation plate in vivo and its influences on healing of fracture.

目的探讨应力松弛接骨板体内应力遮挡率变化及其对骨折愈合的影响。

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studies on relationship between stress and time of polymer materials during process of stress relaxation

关于高分子材料在应力松弛过程中应力－时间关系的研究

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avoid repeated sagging or significant vertical traction.

避免反复松弛或垂直牵引力过大。

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dynamic relaxation system study and manufacture of measuring instrument of internal stress in deposition

动力学松弛系统镀层内应力测试仪的研制

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in the dissertation three main methods of form-finding are present: finite element method ( fem), dynamic relaxation method ( drm), force density method ( fdm).

本文对索膜结构的主要三种数字分析方法有限元法、动力松弛法以及力密度法都有所论述。

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the stress relaxation function and the constitutive equation of stress and strain were obtained with fung's quasi linear viscoelastic theory fitting the experimental results.

用拟线性粘弹性理论对实验结果进行拟合，获取了组织应力松弛和应力应变关系的基本参数值。

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the results showed that: after the excavation of dam foundation rock mass stress relaxation of the overall change was a decline trend.

结果表明：开挖后坝基松弛岩体应力总体变化呈减小趋势。

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under the same conditions, the interfacial failure of composites differs for different relaxation of the thermal stress of interfaces.

不同的复合体系由于其界面松弛热应力的能力不同，在同样条件下的冷热循环过程中，界面所受到的损伤程度有差异。

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this paper systematically reviewed dynamic relaxation method, force density method and nonlinear finite element method.

本文系统的回顾和研究了动力松弛法、力密度法和非线性有限元法。

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comparisons between dynamic-relaxation method and force-density method for form finding of pretensioned cable roofs

动力松弛法与力密度法在索网结构找形中的比较分析

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different initial stress gave the same relaxation limit at same temperature.

同一温度不同初应力作用的应力松弛，应力松弛极限相同。

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fig.4 shows that relative stress error increases with decreasing hole depth;

并且获得松弛应力与孔深度误差的规律性结论。

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study of a high precision synthetic gauge controller

一种高精度厚度综合控制器的研究

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