1) stress upture strength
应力破坏强度
2) punishing stress
疲劳破坏应力;疲劳强度
3) dynamic strength failure
动力强度破坏
1.
The effect of material damage accumulation and fraction should be considered in the analysis of dynamic strength failure of reticu.
单层柱面网壳在强震下不仅会发生动力失稳,也可能由于过度塑性发展导致动力强度破坏的模式。
2.
The dynamic strength failure is the main seismic failure mode of single-layer reticulated shells, and the prediction of failure load requires the consideration of material damage cumulation.
动力强度破坏是网壳结构在遭受地震时的主要失效形式,准确的失效判别需要以基于材料损伤理论的分析为基础。
4) tensile strength
破坏强度
1.
The tensile strength of the bonded plate was measured,the crack propagation,the interface disbond between the patch and the plate,and the residual tensile strength of the bonded plates were also investigated.
结果表明,复合材料补片胶接修补能有效地提高裂纹板的破坏强度和刚度,降低裂纹板的疲劳裂纹扩展速率,提高其疲劳寿命。
2.
The effectiveness of the repair scheme,including the tensile strength,the fatigue life and the crack progress during fatigue was investigated experimentally.
利用热压成型工艺、采用预固化的单向碳纤维/环氧复合材料补片对铝合金裂纹板进行了修补,测试了裂纹板胶接修补前后的破坏强度、疲劳寿命及裂纹扩展情况,观察了破坏后的断口形貌,分析了复合材料补片的止裂机理。
3.
The effectiveness of the repair scheme, including the tensile strength, the fatigue life and the crack progress during fatigue was investigated experimentally.
利用热压成型工艺、采用预固化的单向碳纤维／环氧复合材料补片对铝合金裂纹板进行了修补,测试了裂纹板胶接修补前后的破坏强度、疲劳寿命及裂纹扩展情况,观察了破坏后的断口形貌,分析了复合材料补片的止裂机理。
5) failure strength
破坏强度
1.
The sample height,water content,stress-strain behavior,failure strength,elastic modulus,cohesion and internal friction angle were measured in unfrozen soil as well as in thawed soil.
为研究冻融循环作用对土物理力学性质的影响,以青藏粘土为研究对象,通过对室内制备的粘土试样在经历0～21次完整冻融循环过程后,进行不同围压下三轴压缩试验,研究经多次冻融作用后,高度、试样含水量、应力–应变行为、破坏强度、弹性模量、抗剪强度指标等物理力学性质的变化。
2.
The tensile failure strength is found to be in good agreement with the experimental results.
采用有限子层剪滞模型,并结合线弹性断裂力学,研究了带裂缝钢纤维混凝土试样的拉伸破坏问题,求得了与实验结果较吻合的拉伸破坏强度,证实了该分析方法的正确性和可靠性,可为钢纤维混凝土的破坏分析提供一种新的研究途径。
3.
Mechanical behaviors such as deformation,stress distribution and failure strength are analyzed.
应用连续介质力学有限变形基本理论和超弹性理论,建立钢丝编织胶管的多层圆筒模型,得到了胶管变形和应力分布与内压的关系,分析了胶管的变形、应力分布和破坏强度等力学性能,并且讨论了钢丝层的弹性模量、胶管的轴向伸长等材料或几何因素对其变形、应力分布和破坏强度的影响。
6) strength fracture
强度破坏
1.
Based upon these results,the rules of strength fracture about space lattice structure are studied under multiple s.
通过对极限加速度峰值、最大节点位移时程、塑性杆件数量和分布及网壳破坏形态这些重要参数的统计、对比、分析和归纳,剖析了大跨空间网格结构在多点输入和一致输入下的强度破坏机理。
2.
It includes three parts in detail: how to use the elastoplastic time history method under multiple support excitation actually, the differences of the structural behaviors between multiple and simple support excitation, the rules of strength fracture under those two input modes.
本文的研究内容是大跨空间网格结构在多点输入下的弹塑性时程响应分析,其中包括多点输入下弹塑性时程分析方法的实现;多点输入与一致输入下结构响应的差异;多点输入与一致输入下结构强度破坏机理的分析比较。
补充资料：疲劳破坏
分子式：
CAS号：
性质：材料受交变应力作用时呈现的破坏现象。疲劳破坏的方式与部件的形状、应力类型以及环境条件有关。疲劳破坏的机理可能包括热降解、氧化、臭氧侵蚀以及通过裂纹扩展等方式而发生破坏，既有力学疲劳破坏，也伴有热疲劳破坏。
CAS号：
性质：材料受交变应力作用时呈现的破坏现象。疲劳破坏的方式与部件的形状、应力类型以及环境条件有关。疲劳破坏的机理可能包括热降解、氧化、臭氧侵蚀以及通过裂纹扩展等方式而发生破坏，既有力学疲劳破坏，也伴有热疲劳破坏。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条