从一种晶体到另一种晶体的相变。
随着晶粒尺寸的减小，它的晶体结构、铁电性和相变温度等都表现出尺寸效应。
With decreasing grain sizes, its crystal structure, ferroelectricity and phase transition temperature all indicated the character of size effect.
晶体生长是一个复杂的相变过程。
讨论了与冰晶体压力相关的相变温度变化对空间离散系统数值积分和应力计算的影响。
The paper also deals with the influence of pressure variety of ice crystal on temporal integral step-length and calculation of stress-field.
本文综述了自氧化锆被开发应用以来，人们关于氧化锆中马氏体相变晶体学和相变机制的研究成果。
The results of researching for crystallographic aspect and mechanism of martensitic transformation in zirconia ceramics have been reviewed in this paper.
透射电子衍射花样的变化表明在220k附近发生了相变，它的晶体结构参数明显地变化。
The changes of transmission electron diffraction patterns indicate the phase change has occurred at about 220k, and its crystal parameters change obviously.
在冲击加载下，晶体材料中产生了位错和塑性变形。在强冲击时还可出现相变变化。
Dislocation and plastic deformation was produced in crystal material under shock loading. phase change could occur when shock loading was strong.
在相变温度范围，发现热释电响应随时间改变极性，表明晶体中两相共存。
At the phase transition temperature region, the pyroelectric response changes its polarity with time, indicating the two phases coexistence.
这些实验结果证明，该晶体存在低温铁电-铁电相变。
These experimental results evidence a low temperature ferroelectric -ferroelectric phase transition in these crystals.
探讨喷涂过程中羟基磷灰石晶体的相变化与结构稳定性。
Phase changes and structural stability of hydroxyapatite in this process were explored.
介电和热电测量结果证实了SCNN晶体存在低温铁电-铁电相变，其相变温度在85k以上。
Dielectric and pyroelectric measurements reveal that SCNN crystal has a low temperature ferroelectric-ferroelectric phase transition and the temperature range of the transition is above 85k.
粒子束辐照，将点缺陷引入合金，会对马氏体相变产生影响； 点缺陷和化学无序积累到一定程度，还会诱发扩散型晶体→非晶体转变。
Ion beam irradiation can affect the martensitic transformation and induce the amorphous transition by production, accumulation of defects and atomic disordering in alloys.
简要总结了钢中珠光体相变的机制，特别是珠光体形核的晶体学和长大的动力学。
The mechanisms for the formation of pearlite in steels are reviewed in brief with particular reference to the role of crystallography in nucleation and the kinetics of growth.
另外，在本文的开始部分，介绍了铁电材料的研究背景，铁电薄膜的主要研究方法，国内外对铁电薄膜的研究现状以及钛酸钡晶体的相变过程和铁电性质等。
In the beginning of this paper, background of ferroelectrics, main research methods of ferroelectric film, research status of ferroelectric film and BaTiO3 crystal phase transition are introduced.
根据这个新的实验结果和文献上关于用中子衍射测定的晶体结构资料，我们做出了钽酸锂的铁电相变为有序无序型的推论。
On the basis of these new experimental results and the crystal structure data in literature, we suggest that the ferroelectric phase transition in LiTaO3 may have an order-disorder character.
目的：研究大鼠老化进程中主要晶体蛋白相对含量的时相变化与晶体老化的关系。
AIM: To study the correlation between phasic change of the relative quantity of major crystallins with aging in rats.
晶体的晶体振动及其高温下发生的由铁电相到顺电相的结构相变。
Using Raman scattering spectra, the lattice vibration and structural phase transition of LiTa 0.
晶体的晶体振动及其高温下发生的由铁电相到顺电相的结构相变。
Using Raman scattering spectra, the lattice vibration and structural phase transition of LiTa 0.
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