Consequently, although the initial part of the unloading stress-strain curve might be approximately linear, this did not mean that the system response was elastic, as frequently assumed in continuum theories.
Consequently, although the initial part of the unloading stress-strain curve might be approximately linear, this did not mean that the system response was elastic, as frequently assumed in continuum theories.
因此，尽管在卸载应力应变曲线的初始段约为线性，但这并不意味着颗粒系统的响应如传统连续力学中假定的那样为弹性。