The inclination Angle of shear band and its width increase as dilatation Angle is increased. The extent of localized deformation decreases as dilatationeffect is considered.
考虑扩容效应后，剪切带的倾角和宽度均增加，剪应变率的局部化程度降低。
2
Conclusions Implanted placenta can be diagnosed accurately by ultrasonography, which can moniter the therapeutic effect and guide dilatation and curettage.
结论超声可对植入性胎盘进行准确的诊断，并对介入治疗效果进行监护，指导清宫治疗。
3
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.