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高压扭转
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  high pressure torsion
     Grain refinement and its correlation with strain for pure copper subjected to high pressure torsion
     高压扭转致纯铜晶粒细化及与应变的关系
短句来源
     Of all the SPD methods, ECAP (Equal Channel Angular Pressing) and HPT (High Pressure Torsion) are most intensively utilized and investigated.
     在常用的强塑性变形方法中,等通道转角挤压和高压扭转法是为材料学家使用和研究最多的两种方法。
短句来源
     Several new SPD methods for bulk nanostructured materials, such as Equal Channel Angular pressing, High Pressure Torsion, Multi-forging, Multi-axial Compression, Severe Cold-rolling of lath Martensite, Accumulative Roll-bonding,Cold Drawing and Repetitive Corrugation and Straightening are reviewed in this paper. The microstructure characteristics of bulk nanostructured SPD materials are analysed.
     综述了采用SPD技术制备块体超细晶(UFG)和纳柬晶(NC)材料的几种新方法,如等通道角挤压、高压扭转、多向锻造、多向压缩、板条马氏体冷轧法、累积轧焊法、冷拔、反复弯曲平直法等,分析了采用这些工艺制备的块体纳米材料所共有的微观组织特点。
短句来源
     The manipulation of some of these methods, such as equal channel angular pressing, high pressure torsion shear, continuous confined strip shearing, cyclic extrusion compression, constrained groove pressing, repetitive corrugation and straightening, accumulative roll bonding is introduced.
     介绍了等通道角挤压、高压扭转、连续限制带材角轧挤、循环挤压、限制斜槽压缩、反复弯曲校平、累积叠轧焊等方法,回顾了各种方法可以得到的最大应变量、细化晶粒效果及应变量计算公式。
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  “高压扭转”译为未确定词的双语例句
     According to the forming characteristics of High Pressure and Torsion (HPT), this paper applied it to the research of powder forging process, which was done by coupled thermo-mechanical FEM numerical simulation of Titanium alloy (Ti-6AL-4V) powder during the HTP process, and compared analyzed influences of some factors on the quality of forming.
     将高压扭转法运用于粉末烧结体的锻造成形研究,并采用热力耦合有限元法对合金(Ti-6AL-4V)粉末烧结体的热扭压成形过程进行模拟。 结果表明与镦粗成形相比,扭压工艺能明显提高粉末锻件的致密度。
  相似匹配句对
     Torsion of the epididymis
     附睾扭转
短句来源
     HIGH PRESSURE HEAT EXCHANGER
     高压换热器
短句来源
     Lorsion of Testis
     睾丸扭转
短句来源
     Grain refinement and its correlation with strain for pure copper subjected to high pressure torsion
     高压扭转致纯铜晶粒细化及与应变的关系
短句来源
     Hyperbaric oxygen effectively prevents apoptosis in the bilateral testes after ipsilateral testicular torsion and detorsion
     高压氧对睾丸扭转/复位后生精细胞凋亡的作用
短句来源
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  high pressure torsion
The deformation was performed by high pressure torsion with true strain of ~6.
      
Mechanical properties of the nanocrystalline Ti49.4Ni50.6 alloy, produced by High Pressure Torsion
      
Influence of Al2O3 Nanoparticles on the Thermal Stability of Ultra-Fine Grained Copper Prepared by High Pressure Torsion
      
Ultra-fine grained (UFG) Cu (grain size 80?nm) containing 0.5?wt.% Al2O3 nanoparticles (size 20?nm) was prepared by high pressure torsion (HPT).
      
The present paper will focus on deformed metals and alloys with a structural scale from 5 nm to 100 nm, concentrating on materials processed by high pressure torsion (HPT), surface mechanical attrition treatment (SMAT) and sliding.
      
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Several new SPD methods for bulk nanostructured materials, such as Equal Channel Angular pressing, High Pressure Torsion, Multi-forging, Multi-axial Compression, Severe Cold-rolling of lath Martensite, Accumulative Roll-bonding,Cold Drawing and Repetitive Corrugation and Straightening are reviewed in this paper.The microstructure characteristics of bulk nanostructured SPD materials are analysed. Emphasis is placed on advances in SPD methods.

综述了采用SPD技术制备块体超细晶(UFG)和纳柬晶(NC)材料的几种新方法,如等通道角挤压、高压扭转、多向锻造、多向压缩、板条马氏体冷轧法、累积轧焊法、冷拔、反复弯曲平直法等,分析了采用这些工艺制备的块体纳米材料所共有的微观组织特点。着重阐述了SPD技术的研究进展。

To investigate the effect of large strain on phase transformation, dynamic recrystalization and rheology in two phase

对(Mg,Ni)_2GeO_4尖晶石-橄榄石集合体进行了高温高压扭转大变形实验研究。试验在一台高分辨率的气体介质试验机上进行,试验温度为1473K,围压为300MPa,应变率为10~(-4)~10~(-5)S~(-1),剪切应力为80~250MPa,剪切应变为30%~700%。将变形后试件沿轴向切开进行了显微结构分析,确定了两相成分的比值。利用EBSD方法分别对变形前后试件中的橄榄石和尖晶石中的晶格最优取向(LPO)进行了测定,由微结构的差异确定了变形机制及两相材料的相对强度。

Compared with traditional processing methods, the severe plastic deformation (SPD) has some advantages. It can produce ultra-fine grain metals or alloys and has a strong impact on the microstructure and mechanical properties of materials. Three principal SPD methods, i.e. accumulative roll bonding, equal channel angular pressing, and high pressure and torsion, as well as the characteristics, present state and perspectives of SPD are summarized in this paper.

深度塑性变形加工与传统变形方法相比具有很大的优点,可得到超细晶金属和合金,其微观组织结构和性能也发生很大的变化。通过介绍累积轧合法、等通道角挤压法和高压扭转法等3种目前最主要的深度塑性变形方法,分析了深度塑性变形法的特点和现状,并对其未来进行了展望。

 
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