The individual crystal units comprising the aggregate structure where the crystalline orientation does not change. The grain boundary is where these individual crystal units meet.
构成总的结构的单个的晶体个体，而晶体的方位并没有发生变化。晶界是这些单个的晶体单位相遇的界限。
But grains and grain boundary must be identified automatically by computer in order to achieve computer automatic measurement.
但为了实现计算机的自动测量，需要计算机能够自动的识别晶粒以及晶粒的边界。
It is shown from TEM analysis that the fine grained matrix materials are mainly derived from the huge clasts by subgrain rotation and local grain boundary migration.
TEM亚微分析表明，细粒基质是由粗大碎屑经过亚颗粒旋转，并伴随着局部颗粒边界迁移形成的动态重结晶颗粒。
Austenite grain size of plain carbon steel and alloy steel were examined by oxidization and grain boundary etching method.
采用氧化法和晶粒边界腐蚀法对几种不同的碳钢和合金钢的奥氏体晶粒的显示进行了对比试验。
Imaging with scanning transmission electron microscopy showed that the atomic grain-boundary structure had dislocations that had very similar arrangement.
扫描电子显微镜图像显示这两种晶界原子结构中的位错排列十分相似。
The injecting saturate minority carrier current may be reduced the most effectively by the first grain boundary.
其中，第一个晶粒间界能够最有效地减少注入饱和少数载流子电流。
The growth velocity for recrystallized grain is proportional to the driving force of recrystallization, which is determined by the grain boundary energy and dislocation density.
再结晶晶粒的生长速度与再结晶驱动力成正比，再结晶驱动力取决于晶界能和位错密度。
Analysis of element distribution shows that the enrichment of si and Cu exists on the grain boundary.
对雾化粉末中各元素分布的分析表明，硅、铜等元素在晶界上有富积现象。
The results showed that grain boundary width and grain boundary form of the aluminum alloy would change during superplastic deformation.
结果表明，此状态下的铝合金在超塑性变形过程中晶界宽度和形态会发生改变。
The results show that the films with dense and amorphous structure and lower grain boundary resistance were deposited at room temperature.
研究结果表明，室温下沉积的薄膜为颗粒致密的非晶相结构，晶界电阻较小。
The spin disorder and spin frustration that come from the grain boundary decrease the interaction between the grains.
颗粒界面处产生自旋无序和受挫，导致颗粒间耦合作用的削弱。
When the recrystallization completes, most of grain boundary is high Angle grain boundary.
当再结晶过程完成时，绝大部分晶界为大角度晶界。
Experimental results indicate that cavities are formed during superplastic deformation due to the inconsistency of grain boundary sliding.
实验结果表明，孔洞是由于超塑性拉伸变形中品界滑动不协调而引起的。
As an attempt of grain boundary control, this method is a new ceramic powder fabrication technology having great significance.
这种技术作为晶界控制的尝试，是一种具有重大意义的新的陶瓷粉体制备技术。
Grain boundary diffusion plays an important role in the whole sintering course.
晶界扩散在烧结过程中始终起着非常重要的作用。
The creep behavior of ti alloys is complicated and can usually be divided into low temperature creep, grain boundary slip creep, diffusion creep and dislocation creep, so on.
钛合金的蠕变行为是非常复杂的。通常蠕变行为可以分为低温蠕变、晶界滑移蠕变、扩散蠕变和位错蠕变等。
The method for displaying the grain boundary was studied systematically and successfully.
对钢的晶粒度显示方法进行了系统研究，获得理想效果。
Meanwhile, the tip of precipitates along grain boundary becomes obtuse, the alloying elements are depleted in the region near the grain boundary and the stress corrosion resistance is bettered.
同时，晶界沉淀物的端部由尖锐变得圆钝，晶界临近区域中的合金元素贫化，使材料的应力腐蚀抗力提高。
In present work, the quantum theory of scatter of grain boundary to solutes has been proposed to explain the solute segregation on moving boundaries.
本文提出，可以用晶界对溶质原子热运动散射的量子理论来解释溶质原子在运动晶界上的偏聚现象。
The results show that main cause of conchoidal fracture forming is that composition segregation in solidification grain boundary of casting steel reduces the resistance of crack propagation.
结果表明，沿一次晶晶界的成分偏析对裂纹扩展阻力的降低作用是铸钢中贝壳状断口形成的主要原因。
The main deformation mechanisms are dislocation accommodated grain boundary sliding and dislocation slip plasticity when the grains grow to micro size.
晶粒长大到微米尺度时，变形机制主要是位错协调的晶界滑移和位错滑移塑性。
Elongation of the sample during superplastic deformation has a close relation with grain boundary width.
试样在超塑性变形时产生的伸长率与晶界宽度有密切联系。
Grain sliding controlled by grain boundary diffusion is the main mechanism for low temperature superplastic behavior.
晶界扩散控制晶界滑动是低温超塑行为的主要机理。
Theoretical analyses have shown that boron benefits precipitation strengthening, solution strengthening and grain boundary strengthening.
理论分析表明：硼对沉淀强化、固溶强化和晶界强化均有贡献。
The recrystallization nucleation by bulge of high Angle boundary is promoted by a large mount of particle present in the vicinity of grain boundary.
实验结果还表明晶界附近存在较多的粒子促进已存大角度晶界凸出的再结晶形核。
The experiments show that the grain-boundary are obtained while the fake edges are restrained, which makes a nicer condition for grain size analysis.
实验结果显示，该方法在有效抑制伪边界的同时提取出了比较理想的晶界，为晶粒度分析创造了良好的条件。
The predicted growth rate of sintering neck and sintering rate for different ratios of grain boundary to surface mobility are consistent with the existing theoretical analysis.
量化计算烧结颈生长率以及在不同晶界和表面迁移率比值时的烧结率，较好地符合理论分析的趋势。
The plane defects of metals and alloys include grain boundary, sub-grain boundary, twins grain boundary, phase boundary, stacking fault, outward surface, etc.
金属和合金中的面缺陷包括晶界、亚晶界、孪晶界、相界、堆垛层错、外表面等。
The plane defects of metals and alloys include grain boundary, sub-grain boundary, twins grain boundary, phase boundary, stacking fault, outward surface, etc.
金属和合金中的面缺陷包括晶界、亚晶界、孪晶界、相界、堆垛层错、外表面等。
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