The dependence of activation energy and stress exponent upon the structure state is elucidated.
研究热形变过程激活能和应力指数与形变组织的关系。
It was found that 2618 aluminum alloy exhibits a higher creep stress exponent. The creep behaviors of the alloy can be described by using threshold stress.
试验结果表明：2618铝合金表现出较高的蠕变应力指数，在引入门槛应力后，该合金的蠕变行为可得到满意解释；
Critical stress and inertial exponent are treated as two characteristic parameters for the asymmetric dynamic buckling of cylindrical shells under axial step loading.
对于轴向阶梯载荷下圆柱壳的非轴对称动力屈曲，将临界应力和屈曲惯性指数作为双特征参数求解。
The test results show that the porosity of sandstone decrease with the increasing effective stress at the fixed temperature level, following the law of negative exponent.
试验结果表明，在温度水平一定的条件下，砂岩的孔隙度随有效应力的增加而呈负指数规律减小；
The stress and strain singularity exponent of crack-tip field is given by means of the asymptotic analysis.
通过量级分析，给出了尖端场的应力应变奇异性指数。
To level stress, the relation of their slope approximatively shows the exponent function relation;
对于水平应力，其斜率间的关系近似成指数关系；
When the bond between bolt and grout is intact the shear stress distribution of the bolt side is described by exponent curve.
当锚杆与砂浆的粘结未破坏时，以指数曲线来描述锚杆的侧剪应力分布；
When the bond between bolt and grout is intact the shear stress distribution of the bolt side is described by exponent curve.
当锚杆与砂浆的粘结未破坏时，以指数曲线来描述锚杆的侧剪应力分布；
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