极限应变 meaning in English
ultimate strain
Examples
- Also , the design ultimate strain of cfrp is discussed and a simple design method is brought forward on the basis of experiment results
本文在试验的基础上给出了碳纤维的设计极限应变并提出了加固后梁正截面承载力的简化计算方法。 - As an example , the ratios of the experimental value to the analytical value of ultimate strain of confined concrete are taken as random variables whose probability density function is estimated with the proposed method
以约束混凝土极限应变的试验与理论预测值之比值为例，进行了概率密度函数估计。 - The analysis results show that the high strength of cfrp can ’ t be fully utilized and limit of ultimate strain of material with lower strength is suggested for structural retrofitting
本文对这些情况进行了研究，认为碳纤维材料的高强特性在加固中不能得到充分发挥，建议对其设计极限应变进行限制或选用中等强度的材料。 - The multi - purpose tester developed here is aim at testing the mechanics performance of the brittle material , which bases on modular design thought , it contains several modules as the machinery load component , platform of supporting , the function modules and the software system , they can be combined in different function modules to satisfies the need of different application situation . the tester can be used to measure not only general material properties such as elastic modulus , ultimate strain , strength , hardness and toughness , fatigue properties but also various special properties such as the local strength , and surface residual stress at the different location of the brittle component with non - destructive methods . thus the security and reliability of the brittle component can be evaluated and predicted
本文基于模块化设计思想,研制了一台专门针对脆性材料力学性能测试的多功能脆性材料试验仪,其主要包括机械加载模块、支撑平台、功能模块、测控系统、软件系统等模块,通过对这些模块的不同组合可实现不同的功能及满足不同应用场合要求;系统除了具有测试脆性材料的弹性模量、极限应变、强度、硬度、韧性等常规性能外,还具有无损测试玻璃构件不同位置的局部强度和表面预应力,进而对玻璃构件的安全可靠性和寿命进行预测等功能。 - This thesis briefly analyzes some yield criteria and instability criteria to the sheet metal forming first . then according to the transformation rule from ultimate strain to ultimate stress , it establishes the mathematical calculation models of the forming limit stress diagram for the software development according to hill48 、 hill79 and hosford yield criterion irrespectively
本文首先分析了板料成形的屈服准则和失稳准则,然后根据极限应变到极限应力的转换关系,分别采用hill48屈服准则、 hill79屈服准则和hosford屈服准则,建立了用于软件开发的成形极限应力图的数学计算模型。