While FLSD, which is stress-based and independent of strain path, has become the hotspot in this field.
而以极限应力构成的成形极限应力图FLSD由于不依赖加载应变路径,已成为目前研究的热点。
2
This study restated proper relations among these three stresses at any locations in porous medium, and called the corresponding mathematical expressions the stress-based equations of porous medium.