多晶体

duō jīnɡ tǐ
  • polycrystal
多晶体多晶体
  1. 多晶体X射线分析实验中的误差分析与外推法

    Error Analysis and Extrapolation of Multi crystal X-ray Analysis Experiment

  2. 随处理温度增加,BCN化合物由乱层石墨结构向多晶体转变。

    With the increasing of the temperature , B-C-N compound transformed from turbostratic graphite-like structure into polycrystalline crystal .

  3. Cr~(4+)在Al2O3多晶体中的光谱性能研究

    Spectroscopic characteristics of Cr ~ ( 4 + ) in transparent polycrystalline Al_2O_3

  4. 合金纳米结构为多晶体。确定了纳米结构的主要成分为Cu和C元素。

    The main elements of this novel alloy nano-structure are Cu and carbon , the structure is polycrystal .

  5. 纯镍多晶体循环形变过程中位错结构的TEM研究

    TEM Study on Dislocation Microstructure in Cyclic Deformation of Ni Polycrystal

  6. 制备条件对固相反应法制取YAG多晶体透光性的影响

    Influence of fabrication conditions on transparency of YAG polycrystalline by solid-state reaction method

  7. FCC多晶体的黄铜型织构演化模拟

    Simulation of Brass - type Texture Evolution of FCC Polycrystals

  8. 介绍了用X射线测定多晶体材料微观应变的新方法(非卷积方法)。

    A new method ( non-convolution method ) is introduced for determining the microstrains of polycrystalline materials by X-ray diffraction .

  9. 采用冲击压缩法(SCM)合成的多晶体金刚石磨粒,设计了磨削光学玻璃的实验装置。

    This paper uses grinding optics class with multi-crystal diamond abrasive particles produced with the method of SCM .

  10. 用有限元多晶体弹塑性模型预测FCC金属冲压变形后的织构和塑性各向异性

    Prediction of plastic anisotropy and texture in FCC metal by finite element polycrystal model

  11. FCC金属不均匀滑移变形的织构多晶体有限元模拟

    Simulation of Inhomogeneous Slip Deformation in FCC Metals with Textured Polycrystal Plasticity Finite Element

  12. 晶粒相对尺寸对FCC多晶体板材单向拉伸流动应力的影响

    Effect of Relative Grain Size on the Flow Stress of Polycrystalline FCC Sheets in Simple Tension Test

  13. 隐形牙套的材料是半透明多晶体氧化铝(TPA)。

    Invisible braces are made of translucent polycrystalline alumina ( TPA ) .

  14. CBN多晶体中裂纹的途径基本上是穿晶断裂,断口形貌具有准解理断裂的特征。

    The cracks of pure CBN polycrystal are mainly transgranular .

  15. 采用原位拉伸SEM观察,对欠时效铝铜多晶体组织中的滑移和断裂过程,特别是剪切变形局部化,进行了研究。

    The process of slip and fracture , especially shear deformation localization , is studied in underaged aluminum-copper polycrystals by in-situ tensile SEM observation .

  16. 基于DEFORM的三维多晶体材料微结构的有限元分析

    Finite Element Analysis for 3D Polycrystals by Using DEFORM

  17. 然后,研究了BCC多晶体的成形极限,分析表明潜在硬化使成形极限曲线降低,在双轴拉伸变形中尤为明显。

    Then the forming limit of BCC polycrystal with latent hardening is investigated .

  18. 实验结果表明所制备样品为3C-SiC多晶体。

    The results revealed that the samples are 3C SiC Polycrystalline .

  19. 红外硫化锌(ZnS)多晶体块材料具有优异的机械性能和光学性能,可以用来制作高速飞行器红外窗口,红外成象系统和多光谱精确制导系统的整流罩等。

    Infrared ZnS bulk polycrystals have been used as infrared optical windows and domes in infrared image formation and multi-spectrum accuracy guidance system .

  20. 晶体和多晶体金属塑性变形的非Schmid效应和双剪应力准则

    Non-schmid effects and twin-shear-stress criterion of plastic deformation in crystals and polycrystalline metals

  21. 试验部分旨在设计相关试验,以研究微裂纹前缘K的各向异性程度与多晶体材料当地微观组织的关系,为建立有效的微裂纹丌裂判据准备试验数据及相关资料。

    The experiment part is to design interrelated exam plans to investigate the relation between anisotropy K along microcrack front and the local microstructure , acquire the correlated exam datum for the establishment of microcrack propagating criterion .

  22. 对立方晶系多晶体材料的ODF测算及可视化处理,有助于获得材料的织构类型与分布规律。

    Calculation and visualization for ODF of cubic crystal , which is helpful to obtain types of texture and rules of distribution .

  23. 将上述夹杂问题的解和HILL自洽方法相结合,给出了考虑晶界滑错效应的金属多晶体弹塑性响应。

    Lastly , by the use of the Hill 's self-consistent method taking due consideration of the above solution , the influence of the grain boundary on the elastic-plastic deformation of polycrystal may be obtained .

  24. 本文介绍一种利用Link-OPAL系统电子背散射衍射(EBSD)技术对多晶体材料脆性解理刻面晶体学位向测定的方法。

    The method using electron backscatter diffraction ( EBSD ) in Link OPAL system was developed to determine the orientation of cleavage facets in polycrystalline materials in this paper .

  25. 利用内聚力模型(CZM)模拟弹粘塑性多晶体的裂纹扩展

    Crack Propagation in Polycrystalline Elastic-Viscoplastic Materials Using Cohesive Zone Models

  26. 报告了用乌氏网转盘精确标定Ni3Al多晶体中形曼缺陷空间取向的简便方法。

    A Simple method for accurately determining the space orientation of the deformation defects in polycrystalline Ni_3Al using Wulff net has been reported in the present paper .

  27. 本文讨论了含In2O3四方氧化锆多晶体陶瓷(In-TZP)的烧结能力、相组成、力学性能及显微结构。

    The sintering capacity , phase compositions , mechanical properties and microstructure of the tetragonal zirconia polycrystal containing In_2O_3 ( In-TZP ) are discussed .

  28. MCSs的组织模型和逆尺度演变;多晶体晶粒尺度三维组织建模及可视化

    The organizational modes and upscale evolutions of MCSs ; 3D Modeling and Visualization of Polycrystalline Material Microstructure at Grain Scale with Time Scale

  29. 在本文中,晶粒取向分布函数(ODF)w(R)用来描述多晶体中的晶粒取向为R的可能性密度,给出了弹性本构与织构系数之间的关系表达式。

    In this paper , we use the ( ODF ) w ( R ) ( the orientation distribution function ) to describe the probability density of finding a crystallite with orientation R and find relations between elastic constitutive tensors and the texture coefficients .

  30. SCYO薄膜为钙钛矿结构的多晶体。

    SCYO layers were also Polycrystalline with the Perovskite structure .