Study of the method for controlling the very small distortion of the mask;
控制掩模光栅微形变的方法
In order to get the distortion of ellipsoidal equipment in space, we can fit the ellipsoidal surface by using coordinates of points spreading around it.
讲述了通用二次曲面拟合的误差方程和法方程的组成,介绍了运用Jacobi变换方法来处理系数相关性问题和法方程的求解,还介绍了将通用系数形式转化为标准椭球方程的方法,从而求得观测坐标系与椭球主轴坐标系之间的关系,最后求得椭球在空间的位置、方向和大小,以及椭球体的形变值。
Experimental researches on deformational suspensoid polymer;
形变悬浮胶体聚合物的实验研究
Effect of deformation on the temper process of lath martensite;
形变对板条马氏体回火组织的影响
Deformation Characteristics of the Cu-Ag Alloy in situ Filamentary Composite;
Cu-Ag合金原位纤维复合材料的形变特征
Ultrasonic measurement of stress based on the technology of time delay is very sensitive to temperature and small strain,but both factors are not considered nowadays which will take much error to measurement.
文章建立了应力测量的温度、形变与应力的关系模型,最后试验验证了分析的正确性,证明进行温度和应变影响修正的重要性。
Deep levels of vacancy and substitutional impurity atoms in a strained Si1-xGex alloy grown on Si, Ge and alloy substrates are investigated.
该文对生长在Ｓｉ、Ｇｅ及其合金衬底上形变的Ｓｉ１－ｘＧｅｘ合金中由替位原子或空位缺陷产生的深能级进行了研究。
The compound strengthening and toughening of sub-critical quenching and cold-drawing deformation on 20CrMnMo steel was studied.
对20CrMnMo进行亚温淬火热处理和冷拉形变的复合强韧化研究。
Based on the method of equivalent electrical circuit, the paper calculates the intimate contact area and the bonding electrical current, taking into account elastic deformation of glass and two-dimensional roughness of the anode.
本文借助等效电路法 ,考虑玻璃弹性形变及阳极表面二维不平整度 ,计算了紧密接触面积和连接电流强度。
A model was proposed on the elastic deformation of silicon wafer contact in bonding.
提出了键合过程中硅片接触的一种弹性形变模型。
In this paper,considering the integrity tube under the external pressure from the elastic deformation and elastic-plastic deformation two stages,analysis and calculation on the destruction of the elastic-plastic deformation base on the Four-hinge mechanism.
本文从完整管体受外压发生弹性形变和弹塑性变形两个阶段考虑,在基于四铰链机构原理基础上对管体弹塑性破坏变形进行分析计算,得出完整管体的抗挤毁压力。
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