实验中还探讨了水热条件下晶粒的形成机理。
The mechanism of forming the nanocrystalline was discussed in hydrothermal condition.
即降低降体温度、搅拌速度及适当剪切时间有利于细小球形晶粒的形成。
The melt temperature, stirring speed and proper shearing time were beneficial to the formation of fine globular grains.
结合XRD谱图分析结果可发现，退火处理对纳米晶粒的形成与长大起着关键作用。
From the XRD spectrum it is found that the annealing plays a key part in the nano crystal grain forming and growing.
晶粒尺寸对形成寿命、扩展寿命和裂纹长度的分布特性都有影响。
The initiation life, growth life and crack length distributions are affected by the grain size.
显微相片阐明了第二相(玻璃相)、气孔的形成以及晶粒生长特性。
The characteristics of the second phases, pore formation and grain growth were illustrated.
疲劳裂纹扩展阶段裂纹尖端附近为形成于铁素体晶粒内的位错胞及亚晶。
Dislocation cell and sub grain formed in ferrite grain are found at the stage of fatigue crack propagation in the area of crack tip.
铌化物是在凝固过程中形成，具有细化奥氏体晶粒的作用，并分析研究了铌细化高锰钢奥氏体晶粒的机制。
The results indicate that niobium compounds form during solidification, leading to the refinement of austenite grains. The mechanism of grain refinement has been investigated extensively.
温度相对均匀使得游离的晶粒得以保存下来，抑制了晶粒在某个方向上的优先生长，从而抑制了树枝晶的形成。
The dissociative grains were saved and the priority growth at one direction was restrained because of the relative uniform temperature field, consequently the nondendritic structure was formed.
随镁离子和碳酸根浓度的增加，晶粒尺寸和结晶度降低，形成微球数量增加。
With the concentration of magnesium and carbonate ions increasing, the grain size and crystallinity decreased and the formation of microspheres number increased.
理论分析与试验结果相比较表明，影响纳米氧化锌晶粒形成与生长的因素主要是反应温度、反应物起始浓度和过饱和比。
Theoretical analysis and experimental results indicate that the influencing factors of crystal formation are mainly reaction temperature and original reaction concentration ratio.
退火后，孪晶逐渐消失，形成等轴的再结晶晶粒。
The twins disappeared gradually and recrystallized grains formed after annealing.
此非晶合金的形成是晶粒细化、球磨过程中的缺陷和应力等多种作用的结果。
The amorphous forming relates with variety of the crystal size, defect and stress during ball milling.
加载变形过程中，样品表面形成的马氏体和晶粒状浮雕具有可逆性。
The formation of granular relief and martensite on the specimen surface seems to be reversible during deformation under loading.
退火后，孪晶逐渐消失，形成等轴的再结晶晶粒。
The twinning disappeared gradually and recrystallized grains formed after annealing.
峰温越高，奥氏体晶粒越粗大，冷却后形成的马氏体板条束尺寸也越大。
The higher the peak temperature, the coarser the grain size of prior austenite, the larger the martensitic lath bundle after phase transformation.
研究了K418合金细晶形成的方法，细晶叶片的铸造工艺参数及其获得的晶粒度等级，并讨论了细晶形成的原理。
Forming method of fine grain, processing parameters of casting fine grain blade, and grain size scale of K418 alloy were investigated. The principle of forming fine grain was discussed.
结果表明，空洞的形成直接影响着晶粒重排过程。
Void emergence was an inevitable result of superplastic deformation. It affected the process of grain rearrangement directly.
此外，还描述了由于化学组成不均匀而在四方氧化锆晶粒中形成的一小区域及其相变过程。
In addition, the small area formed in tetragonal ZrO_2 grain due to chemical composition inhomogeneity and the process of the transformation have also been described.
对两种晶粒尺寸的中碳钢光滑试样进行了旋转弯曲疲劳试验；应用复型技术监测了短裂纹形成与扩展过程，研究了晶粒尺寸对短裂纹行为的影响。
The process of crack initiation and propagation was observed through replication, and the effect of grain size on the behaviour of short fatigue cracks was studied.
结果表明，激光处理后试样表面熔凝区的组织主要为胞状枝晶组织，经后续热处理可转变为细小的等轴晶粒组织，并形成了良好的超塑连接条件。
The results show that, after laser surface processing, a melt layer with cellular-dendrite structure is formed, which could transform into very fine-grained structure during the annealing treatment.
外加磁场改变了渗碳体片层的分叉形成过程，随磁通密度的增加，珠光体晶粒内部的渗碳体片层趋向于平行排列。
The bifurcation process of cementite flake is changed by magnetic field. The cementite flakes in pearlite grains tend to be parallel with the increase of magnetic flux density.
在还原生长期能够促进晶核周围铁晶粒向晶核扩散、迁移，形成晶粒平均尺寸较大的铁晶粒。
In growing period, the metal ferrous grains move to the nucleus, producing the bigger size of metal ferrous grains.
研究离子注入非晶合金、化合物形成、细化晶粒；离子注入改变金属表面性质的作用。
The effects of ion implantation on the formations of amorphous alloys and compounds, grain refinement and surface modification are described as the results of such studies.
激光熔覆层中的晶粒细化和金属间化合物的形成对性能的提高起到重要作用。
The grain refinement and formation of intermetallic play an important role for improving the performance in the laser cladding layer.
讨论了晶粒尺寸变化和大晶粒形成的原因和机制。
The size inerease of particles and forming mechanism of large diamond particles were discussed.
微观分析表明，表层硬相化合物的形成及晶粒细化是材料表面耐磨性提高的主要原因，残余压应力的增加也表明抗疲劳性得到提高。
The microanalysis results reveal that some new hard phases are formed and some crystalline grains are refined in the surface layers. All these are the main factors to improve...
为了解az31镁合金自由锻过程中织构的形成和变化，用odf分析对AZ31镁合金在自由锻时的微曲向流变行为进行了分析；用光学显微镜对其显微组织和晶粒尺寸进行了测定。
Using ODF's analysis, the micro-orientated flowing behavior of magnesium alloy AZ31 by forging was investigate, and using optical microscopy, the grain size and microstructure were measured.
为了解az31镁合金自由锻过程中织构的形成和变化，用odf分析对AZ31镁合金在自由锻时的微曲向流变行为进行了分析；用光学显微镜对其显微组织和晶粒尺寸进行了测定。
Using ODF's analysis, the micro-orientated flowing behavior of magnesium alloy AZ31 by forging was investigate, and using optical microscopy, the grain size and microstructure were measured.
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