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- By combining the classical strength theory with the modern damage mechanics, a new annotation of generalized yield of high strength steel in stress triaxiality space was presented. 摘要结合经典强度理论和现代损伤力学对金属屈服和断裂解释的力学原理，给出了高强钢在应力三轴空间广义屈服轨迹方程的新诠释。
- Keywords yield;fracture;ductile material;notched bar;stress triaxiality space;crack formation criteria; 屈服;断裂;延性材料;刻痕杆;应力三轴空间;裂纹形成准则;
- stress triaxiality space 应力三轴空间
- Also, the extrapolation method is used to obtain the SIF and stress triaxiality around the tip cracks. 应用外推法得到应力强度因子及裂尖周围的应力三维度。
- Then, the relation between the stress triaxiality and instantaneous drum coefficient is obtained. 得到了损伤力学变量应力三轴度与不均匀变形程度变量瞬时鼓形系数的关系。
- In general, the stress triaxiality ahead of the crack tip tends to increase for under matched welds and decrease for over matched welds using the ... 裂纹变浅后，应力三轴性降低，屈服强度匹配的影响也更为显著。焊缝宽度变化时，裂端应力三轴性也有改变。这些对了解不同接头断裂行为，以改进焊接结构设计具有重要意义。
- The crack tended to grow along the interface where lots of defects existed together with higher stress triaxiality in crack-tip field. 当界面缺陷很多、损伤严重时，裂端场具有很大的应力三轴性，裂纹倾向于沿界面扩展。
- The specimens of 6063 aluminum alloy are tensioned under different stress triaxiality and different strain rates,the mechanical properties of 6063 aluminum alloy can be drawn. 对6063铝合金试样在不同应力三轴度和不同应变率下进行拉伸试验,得到了该合金在这两种情况下的力学性能。
- The stress triaxiality was a major mechanical factor which induced brittle fracture,and the strain concentration controlled the ductile fracture procedure. 应力三轴性是控制高强匹配和低强匹配接头脆性断裂的主要力学因素，而应变集中控制着中强匹配接头的延性蠕变断裂。
- Accordingly, Stress Triaxiality, Strain Energy Density Factor and Maximum Circle Tensile Stress near the crack tip and their variation due to the circle angle variation can be derived. 根据内部裂尖附近的位移分量和应力分量可以得到裂尖的应力三维度,应变能密度因子以及裂尖附近的最大周向拉应力随着圆周角的变化而变化的情况。
- Crack tip stress triaxiality in welded joints 焊接接头中的裂端应力三轴性
- Stress can be the undoing of so many fine players. 紧张可能是这许多优秀选手失败的原因。
- Keywords Plastic strain Void Cell model Stress triaxiality; 塑性应变;微孔洞;体胞模型;应力三轴度;
- In the word "mother" the stress is on the first syllable. 在"mother"这一字里，重音在第一个音节上。,在＂mother＂这一字里，重音在第一个音节上。
- He reverted to smoking when under stress. 他因受到压力又恢复了吸烟的习惯。
- We led a hard life in times of stress. 在困难时期我们过着艰苦的生活。
- Keywords Subregion-BEM;bimaterial;interface crack;SIF;Stress Triaxiality; 子域边界元法;双材料;界面裂纹;应力强度因子;应力三维度;
- The cure for stress lies in learning to relax. 消除紧张的方法在于学会放松。
- The detective laid great stress on details. 侦探特别强调细节。
- High winds put great stress on the structure. 大风作用于该建筑物上而产生巨大的应力。
