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
The Experimental Study on Mechanical Behaviour of Prestrain A3 Steel;
预应变A3钢的力学性能实验研究
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。
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。
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。
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
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。
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。
Application of prestress truss cable in large cross section coal roadway;
大断面煤巷预应力桁架锚索的理论与实践
The method of prestressing electrode thread on WEDM;
快走丝线切割电极丝的预应力法张紧
Research and experiment upon prestressed pull-straightening roller in CCM using photoelastic method;
连铸机预应力拉矫辊的光弹性实验研究
The design of using the pre-stress anchor cable strengthen the soft rock high slope successfully;
用预应力锚索成功加固软质岩石高边坡的设计
Research on the safety of pre-stress T beam down warping of one railway bridge;
对某铁路桥预应力T梁下挠的安全性研究
The design and construction of pre-stress steel-concrete combined beam;
预应力钢—混凝土组合梁的设计与施工
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