The analysis and investigation of the little circle projecting into a deformed ellipse;
关于微分圆投影变成变形椭圆的分析与研究
It includes a detailed analysis of the cause of elliptical deformation and then illustrates how the deformation is controlled.
本文介绍了三峡右岸电站转轮下环的结构特点,分析了下环铸件生产过程中椭圆变形的原因,制定了有效的工艺措施,使下环的椭圆变形量得到很好的控制,满足了加工要求,铸件的质量达到了三峡电站转轮下环的技术标准要求。
The results show that, most annealing twin microstruc- ture distribute in austenite matrix of annealed sample, and the deformation twin formed during tensile strain make the sample attain high strength and high plasticity.
结果表明,轧制后退火处理钢板的室温组织为奥氏体基体中存在大量的退火孪晶,在拉伸变形中形成的形变孪晶使产品获得了高强度、高塑性。
Microstructure characteristics of adiabatic shear deformation and deformation twins on both sides of QBe2 and T2 were investigated by means of optical microscope and SEM electronic backscatter diffraction techniques.
结果表明:由于T2和QBe2在物理性能、力学性能和热学性能上的差异,在爆炸载荷条件下只在QBe2中产生绝热剪切带,并且绝热剪切带内分布有十分细小的等轴晶;带内晶粒取向基本相同,带与带之间基体中的晶粒取向也基本相同,且两者还存在较大的取向差;爆炸冲击加载后,QBe2和T2两侧均产生了形变孪晶。
A new type of intersection mechanism of deformation twins with α2 plates in γ TiAl based alloy deformed at room temperature was
The effect of deformation twins on fatigue property of 50CrV4 spring steel was studied by comparing microstructures with different fatigue life,and the law of fatigue fracture was analyzed.
通过对比不同疲劳寿命弹簧钢试样的显微组织结构 ,探讨了形变孪晶对 5 0CrV4弹簧钢疲劳性能的影响 ,并分析了5 0CrV4弹簧钢疲劳断裂的规
On the deformation process the annealing twins transform into deformation twins , which is TWIP effect, and so th.
试验结果表明,钢板拉伸前的组织为单一的奥氏体基体并伴有大量的退火孪晶,在拉伸过程中退火孪晶转变成高密度的形变孪晶,产生TWIP效应,使产品的强度和塑性提高。
Annihilation of Deformation Twins and Formation of Annealing Twins
形变孪晶的消失与退火孪晶的形成机制
Microstructure and Mechanical Properties of Fe24Mn0.5C TWIP Steel
Fe24Mn0.5C形变孪晶诱发塑性钢的显微组织和力学性能
TWINNING AND TWIN INTERSECTION IN AZ31 Mg ALLOY DURING WARM DEFORMATION
镁合金温变形过程中的孪生及孪晶交叉
Formed by the process of twinning. Used of crystals.
孪晶由孪晶过程形成的。用于晶体
Microstructure Characterization of Twinning Under Impact Loading for AZ31B Magnesium Alloys
冲击加载条件下AZ31B镁合金变形孪晶的微观特征
Refinement mechanism of twins in austenitic stainless steel by equal channel angular pressing
等通道挤压变形奥氏体不锈钢中孪晶细化机理
Epitaxial Growth of ZnO Films and the Form of the Twin Domains
ZnO外延薄膜的制备及孪晶的形成
Formation Mechanism of Twins in AZ61 Magnesium Alloy during Aging
时效处理AZ61铸造镁合金中孪晶的形成机理
Twinning Deformation and Plasticity and Toughness of α-Titanium Alloys;
α钛的孪生变形及其塑性韧性的研究
Research on the Mechanism of the Twin Boundary Motion of Ni-Mn-Ga Single Crystals and the Simulation of Stress-induced Martensitic Transformation;
单晶Ni-Mn-Ga孪晶界迁动机制研究及应力诱发马氏体相变模拟
Selection law of deformation twinning variants at elevated temperature in Mg-RE alloy
稀土镁合金高温形变孪生变体的选择规律
The formation of twin structure depends on the slip of stacking fault for nucleating and extending.
孪晶结构的形成依靠堆垛层错的滑移运动而形核和扩展.
Effect of slip and twinning systems on the polycrystal plastic model for magnesium alloy
基于滑移/孪生耦合模型的镁合金多晶体塑性成形分析
grow as twins, of crystals.
水晶像孪生一样生长。
EFFECT OF TWIN LAMELLAR THICKNESS ON THE FATIGUE PROPERTIES OF NANO-TWINNED Cu
孪晶片层厚度对纳米孪晶Cu疲劳性能的影响
Two area defects are twins and grain boundaries.
有两种面积缺陷，即孪生和晶粒间界。
Simpleness of Indexing F.C.C Twin Diffraction Patterns;
f.c.c孪晶衍射花样指标化的简化
Two interwoven crystals that are mirror images of each other.
孪晶相互为翻版的两个相互交错的晶体