true strain meaning in English
真实变形
真实应变
真应变
Examples
- C ) was successfully carried out at 500 c with route c in which the sample is rotated 180 along its longitudinal axis in this study , obtaining a total equivalent true strain ~ 4
本研究成功地实现了500时45钢的c方式ecap变形,等效真应变达4 。 - The relationship of true stress and true strain for the mid - strength weldable 1420 aluminum - lithium alloy has been investigated in this thesis by high temperature compression testing and high temperature tensile testing on different hot deformation conditions . the interdependence of flow stress , strain rate , strain and deformation temperature for the alloy at high temperature has been studied
本文通过高温压缩和高温拉伸试验,研究了中强可焊1420铝锂合金热变形时不同变形条件下的应力-应变关系、变形条件对合金流变应力的影响;运用多元回归分析方法,采用c语言编程确定了合金的本构关系方程;引入z参数,求解了部分材料常数,并用于材料的组织性能研究中。 - The results of pure cu show ecap can produce bulk material of submicrometer level indeed . as the number of passes increases , the initial structure of pure cu has been refined largely . after six passes , i . e . the equivalent true strain of 4 ~ 5 , the grain size gradually becomes stable and uniform
对纯铜室温ecap晶粒超细化行为及组织稳定性的研究表明: ecap技术的确能制备出亚微米级的块体材料,随着ecap道次的增加,纯铜的组织被大大细化, ecap六道次(即等效真应变4 5 )后,晶粒尺寸趋于稳定,硬度基本饱和。 - Equal channel angular processing of the pearlitic steel ( 0 . 65 wt . % c ) was successfully carried out at 650 with route c in this study , obtaining a total equivalent true strain ~ 5 . the microstructure evolution of pearlitic steel in ecap was investigated by means of transmission electron microscope and scanning electron microscope . the main results are as the following : 1
本研究成功地实现了c方式650珠光体钢65mnecap变形,累积等效真应变达到5 。并用透射电镜、扫描电镜研究了珠光体组织的演变特点和渗碳体的变形。主要结果如下: 1 - The results showed that yielding the strength increase with the strain rate , the energy absorption increase with increasing strain rate and was related to the density . strain has slightly effect on the strain rate sensitivity of the solid material , but the strain rate sensitivity of fs increase with increasing true strain and also increase with incremental change in strain rate at the same true strain . the properties of thermal conductivity , electrical conductivity and electromagnetic shielding were studied
实验结果表明,泡沫铝的屈服强度随着应变率的增加而增加;应变对固体材料的应变率敏感度影响很小,但是泡沫铝的应变率敏感度不是常数,而是随着真应变的增加而增大,在同样的应变下,随着应变率变化幅度的增大而增大;泡沫铝的能量吸收随着应变率的增加而增加并且和泡沫铝的密度有关;泡沫铝的吸能效率随着应变率的增加略有下降。