1) pre-strain
预应变量
1.
The effect of pre-strain on shape recovery strain in an Fe-25%Mn-4.
5%Si-1%Cr-2%Ni合金预应变对可恢复应变量的影响,并用X射线衍射分析方法考察了应力诱发ε马氏体(εM)体积分数随预应变量的变化关系。
2.
The effect of the pre-strain and technique of heating and cooing on the recovery stress of Fe-Mn-Si-CrNi-C shape memory alloy has been studied.
研究了预应变量、加热和冷却工艺对FeMn－Si-Cr－Ni－C形状记忆合金回复应力的影响。
3.
The effects of different pre-strains,heat treatments and mediums on the shape memory effect of CuZnAl alloys with different transformation temperatures were studied.
研究了预应变量、热处理工艺和循环介质对不同相变温度CuZnAl形状记忆合金形状记忆效应的影响。
2) pre-deformation
预应变量
1.
The effects of thermal cycles on the properties of CuZnAl shape memory alloys under different heating temperatures, pre-deformations ε and amounts of complex rare earth mixture added were researched with electronic microscopes.
采用不同的热循环温度、不同的预应变量ε、不同的复合稀土加入量以及透射电镜方法,研究了冷热循环对CuZnAl形状记忆合金的相变温度、记忆性能的影响。
3) prestrain
[pri:'strein]
预应变
1.
Effect of prestrain on impact toughness and ductile-brittle transition temperature of welded joint;
预应变下焊接接头冲击韧度及韧—脆转变的分析
2.
The Experimental Study on Mechanical Behaviour of Prestrain A3 Steel;
预应变A3钢的力学性能实验研究
3.
The effect of prestrain on the reverse martensitic transformation of TiNi shape memory alloy fibers embedded in an Al matrix has been studied by differential scanning calorimeter(DSC),X-ray diffraction(XRD) and scanning electron microscope(SEM) methods.
采用示差扫描热分析(DSC)、X射线衍射(XRD)和扫描电子显微分析(SEM)等方法,研究了预应变对铝基体中复合的TiNi形状记忆合金丝的马氏体逆相变的影响。
4) pre-strain
预应变
1.
Influence of pre-strain on fracture behavior of notched specimen of alloy steel with different graininess;
预应变对不同晶粒度合金钢缺口试样断裂行为的影响
2.
In these experiments,specimens were bending to produce different pre-strain respectively,and then reverse bending were taken one by one.
在各弯曲试样得到不同的预应变后,又对其进行反向加载,记录不同预应变下各试样反向加载的弯矩随表面应变的变化曲线。
3.
It is not unloaded until the given pre-strain value is reached.
在不同预变形下对几个试件分别进行加载,当达到给定的预应变值时就卸载,随后再进行反向加载试验,记录其屈服强度。
5) warm pre straining
热预应变
1.
By means of loading unloading cooling fracture(LUCF) tests of three point bending specimens with a pre cracking facilitated by detailed observations upon fracture surface and FEM calculations of stress and strain at crack tip, the effect of warm pre straining(WPS) on fracture behavior of TiAl intermetallic alloys with near γ and fully lamellar α+γ is investigated.
通过三点弯曲预制裂纹试样的加载 -卸载 -冷却 -断裂 ( LUCF)试验 ,并结合详细的断口观察和裂纹尖端应力、应变的有限元计算 ,研究了热预应变 ( WPS)对接近全γ和全层状α+γ的两种 Ti Al金属间化合物的断裂行为的影响 。
6) pre-stress(pre-strain)
预应力(预应变)
补充资料：偏应变速率张量
偏应变速率张量
deviator strain rate tensor
P lonyingbion suIU zhongl旧ng偏应变速率张量(deviator strain ratetensor)从应变速率张量中扣除球应变速率张量所剩余的应变速率张量。偏应变速率张量是二阶对称张量，它具有二阶对称张量的一切性质。偏应变速率张量可表示成 f后，.云、，云，，飞(后，一云_云、_云__飞截，~}肠心肠}一!‘，几一‘，气f L气忿￡，ez)L几二￡〕心气一几)对于主应变状态，偏应变速率张量为 {已、00)f云1一式00) ev，一10的O}~}oc:一几O} L 00￡，3 J t 00￡3一气{偏应变速率张量也存在三个张量不变量，其表达形式与偏应变张量的不变量相同，即表达式中以偏应变道率分量代替偏应变分量。 (王振范)
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