研究表明,6061铝合金热压缩塑性变形时的流变应力和应变速率之间的关系满足双曲正弦函数关系式;
The results show that relationship between flow stress and strain rate is applied to hyperbolic sine equation in the hot compressive deformation of 6061 aluminum alloy;
通过实验得到真实应力的关系式及真实应变关系式,进而得到真实应力-应变曲线。
Through the experiment, the relation formula of real stress, real strain and the curve of stress and strain are achieved.
利用分数阶微积分理论提出等应变率加载情况下的软土应力—应变关系。关系式显示应力—应变之间呈乘幂函数关系。
On the basis of the fractional calculus operator theory, the stress-strain relation of soft soil under the condition of loading with constant strain rate is proposed.
利用分数阶微积分理论提出等应变率加载情况下的软土应力—应变关系。关系式显示应力—应变之间呈乘幂函数关系。
On the basis of the fractional calculus operator theory, the stress-strain relation of soft soil under the condition of loading with constant strain rate is proposed.
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