1) twin deformation
孪生变形
1.
The microstructure and twin deformation properties of WC phases were investigated by loading alloy specimen.
通过对硬质合金试样施加一定应力,使之产生应变,对其微观组织进行TEM分析,研究了孪生变形特性。
3) twinning/TiAl
孪生变形/TiAl
4) martensitic twining deformation
马氏体孪生形变
5) Deformation Twin
形变孪晶
1.
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。
2.
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。
3.
A new type of intersection mechanism of deformation twins with α2 plates in γ TiAl based alloy deformed at room temperature was 
利用透射电镜在室温变形的γ-TiAl基合金中研究了一种新的形变孪晶与α2片的交截机制。
6) Deformation Twins
形变孪晶
1.
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
2.
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。
补充资料：孪生子
孪生子
twin
孪生子(tw，n)一胎双生的婴儿，也称双生儿约占总分娩数的1.2%。同卵双生和异卵双生各占1/3和2/3。前者是由同个受精卵发育而成的两个个体，后者分别由两个受精卵发育而成。鉴定方法有:(1)特征相似法，根据生理性状的相似性来鉴别，在血型、血清蛋白、_耳轮、指纹、毛旋等方面，同卵双生均比异卵双生相似(2)根据胎盘或绒毛膜的类型来区分同卵双生中单胎盘、单绒毛膜占70%，异卵双生则一般各有自己的胎盘(3)皮肤移植法，皮肤移植在同卵双生儿中可成功，在异卵双生儿中则产生排斥反应孪生儿对研究遗传和环境在心理发展中的作用具有重大意义 (白学军蒋兆灿撰林索德审)
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