研究了限制膨胀应变与配筋率之间的定量函数关系。
The quantitative functional relationship between restrained expansion strain and percentage of rein forecement is studied as well.
随着浸泡液体表面张力的增大，砂浆的膨胀应变线性增大。
The swelling strain of mortar increases linearly with the increase of surface tension of immersion liquids.
边界约束对于广义膨胀力的影响显著，膨胀应变的略微增加，广义膨胀力大大降低。
Moreover, the boundary constraint has significant impact on the general swelling force, and slight increase of expansion strain will cause dramatic decrease of the general swelling force.
建立了膨胀岩在侧向约束，轴向加压条件下侧限膨胀应变与含水率、轴向荷载之间的关系。
A lateral restricted swelling constitutive relationship, in which the effect of water content and axial loading are considered, has been proposed.
指出了经验本构方程及本征本构方程对膨胀断裂应变的影响。
The influence of the empirical and intrinsic constitutive equations on rupture strain of expanding rings is indicated.
岩石峰后的应变软化特性和剪切膨胀特性对塑性临界状态有重要影响。
The rock strain softening after rock peak and the shear expansion properties affect the plastic critical state.
膨胀土的动应变与荷载作用次数之间也有类似的关系。
There is similar relationship between dynamic strain of expansive soil and the number of loading repetition.
详细地探讨了应变片法测量材料线膨胀系数的原理。
The principle of the strain gauge technique for thermal expansion measurement was systematically investigated.
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。
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.
摘要随着煤矿开采的逐渐加深，深部高应力巷道围岩表现出典型的应变软化、破裂膨胀及流变特征。
Abstract: With the coal mine excavated deeper gradually, strain softening, swelling fracture and rheology of the rock appear around deep and high stress underground roadways.
混凝土热应变包括引起应力的约束应变和自由膨胀热应变，混凝土无约束监测装置的研制正是为了在实际监测中区分出自由应变和约束应变。
Hot strain of concrete includes constrained strain of causing stress and free expansion strain, and then the unconstrained concrete device is designed just for distinguishing them.
试验结果表明，用应变片法测量材料的线膨胀系数是一种简单可靠且经济实用的替代方法。
The experimental results prove that the strain gauge techniqueforthermal measurement is a reliable and economic alternate method.
由于大应变和三轴张力的怍用，在许多韧性材料中将出现空洞的形成与扩展，从而产生塑性条件下的体积膨胀。
The effect of large strain and high triaxiality farours the initiation and growth of voids in many ductile materials. This causes volumetric dilatation in the plasticity.
通过膨胀性围岩巷道的平面应变模拟，了解到膨胀地压的显现规律及控制措施。
By the planar strain modelling of expansive rock tunnel, the appearance law and controlling measure of underground expansive pressure being found out.
软岩工程中的岩体一般为膨胀岩体，受水作用后的应力应变场分析问题十分困难。本文提出了分析膨胀岩体受水作用的湿度应力场理论。
In this paper, the author presents forword a new theory in rock mechanics-the humidity stress field the - ory of swelling rock.
试验得到的数据有：应力应变关系曲线、屈服强度、极限强度、弹性模量、延伸率和热膨胀系数。
The test data include the stress? Strain curve, yield strength, tensile strength, Youngs modulus, elongation and expansion coefficient.
通过控制应变的广义膨胀力试验，研究了广义膨胀力的影响因素，并推导出广义膨胀力经验公式。
Through the swelling force tests, the influential factors are analyzed, and several empirical formula are deduced.
实验研究表明，变形导致的岩石微破裂会使岩石产生扩容(体积膨胀)和非线性变形。当差应力达到岩石的屈服应力时，扩容和非线性应变开始。
The experimental results showed that micro cracks resulted from rock deformation could lead to volume dilatation and non-linear deformation of rock.
实验研究表明，变形导致的岩石微破裂会使岩石产生扩容(体积膨胀)和非线性变形。当差应力达到岩石的屈服应力时，扩容和非线性应变开始。
The experimental results showed that micro cracks resulted from rock deformation could lead to volume dilatation and non-linear deformation of rock.
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