The dislocation density is low in the nugget zone.
焊核区晶内有少量位错。
A main dislocation band with high dislocation density in the plastic zone was found.
在塑性区内存在高位错密度的主位错带。
EM observations indicate that the dislocation density is very low in the ELO reg ion.
透射电子显微镜的观测表明在ELO范围内位错密度很低。
The deformation dislocation density and martensite microstructure were also analysed by TEM.
采用TEM对形变位错密度以及马氏体组织进行了分析。
These results show that reducing the threading dislocation density extends the lifetime of LD.
这些结果表明，螺旋位错密度的降低延长了激光二极管的寿命。
The lower dislocation density in bainite is unfavourable for the aggregation and coarsening of carbides.
贝氏体中位错密度较低，不利于合金碳化物的聚集粗化。
The experimental results showed that the dislocation density increased with the cumulative reduction increased.
结果表明：随着轧制过程的进行，累积变形量的增加，位错密度逐渐提高。
The experimental results show that the hydrostatic extrusion strengthening results from high dislocation density.
实验表明：材料挤压强化主要是形成位错密度很高的胞状结构。
The heat resistance of P92 steel decreased with the decreasing dislocation density and precipitated phases coarsening.
随着位错密度的降低及析出相的粗化，P 92钢的高温耐热性也降低。
The dislocation density stress relations are derived with the help of the symmetric and antisymmetric parts of stresses.
通过求解应力对称和反对称部分可以得到位错密度-应力的相关关系。
The results showed that the dislocation density was very high in as-melt alloy with a small amount of stacking fault and twin.
分析结果表明，铸态合金中含有少量的层错和孪晶，但位错密度较高。
While in HgCdTe with high dislocation density, the arsenic distribution is complex, exhibiting multi component exponential distribution.
而在缺陷密度比较大的碲镉汞材料中，砷的分布呈多段指数型分布，表现出更复杂的多机制扩散特性。
Hydroxyapatite (ha) whisker has lower dislocation density and higher tensile strength, therefore it could be used as toughening material in bioceramic.
羟基磷灰石(HA)晶须具有较低的位错密度，较高的抗拉性能，可用作生物陶瓷的增韧材料。
Therefore, CdZnTe crystal with low dislocation density can be obtained by employing and adjusting appropriate crucible moving rate during the crystal growth.
因此，通过适当的选择和调节坩埚下降速度是获得高质量晶体的可行技术方案。
The decomposition of martensite and decrease of dislocation density in ferrite are the main reasons of deteriorating the mechanical properties of dual phase steel.
高温回火后，马氏体的分解软化以及铁素体中位错密度减小是导致双相钢性能恶化的主要原因。
The yield strength, yield ratio increase with the increase of annealing temperature, due to the impact of non-martensite and the decrease of movable dislocation density.
受非马氏体组织的影响及可动位错密度降低的作用，屈服强度、屈强比随退火温度升高而升高。
The results show that the dislocation density decreases and the subgrain sizes increase with the increase of deformation temperature and the decrease of the strain rate;
结果表明：随着变形温度的升高和应变速率的减小，位错密度减小，亚晶粒尺寸增大；
In the past years, the models of flow stress were mainly focused on deformation temperature, deformation speed and deformation degree, but seldom on dislocation density.
而以往的流动应力模型主要考察变形温度、变形速度和变形程度，对位错密度的研究很少。
The reasons are mainly due to the increase of solution strengthening and dislocation density in the binding phases, and the decrease of bonding degree among of hard phases.
固溶强化效应的增加、位错密度的提高及硬质相邻接度的减少被认为是固溶处理改善韧性的主要原因。
Micro-hardness values of various samples under different deformation conditions were measured. The relationship between micro-hardness and dislocation density was researched.
并进行显微硬度试验，测量出不同变形条件下各个试样的显微硬度值，研究显微硬度—位错密度关系。
The results show that grain size is significantly refined due to the sharply increases of dislocation density in grain resulting in dislocation tangle after one-turn pressing.
结果表明挤压一次后，晶粒内位错密度急剧增加，形成位错纠缠，晶粒细化效果最明显；
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。
The results show that Widmansttten structure needle consists of many blocky subgrains that have higher dislocation density and subgrain boundary is made up of dislocation tangle.
结果表明，魏氏组织针由多个块状的亚晶粒组成，亚晶粒边界由位错缠结而成，在亚晶粒内有较高的位错密度；
The results show that the increase of dislocation density is accompanied by the increase of deformation amount. The dislocation density has lower value when the steel is annealed.
结果表明：位错密度随变形量的增加而提高，退火状态时位错密度较低。
In the massive eclogites, the garnets with low dislocation density and with no visible clusters of water molecules are mainly rigid although a few dislocation nets have been observed.
块状榴辉岩中石榴石的位错密度低，没有观察到水分子团，虽然在局部发现有位错网，但总体上仍呈刚性。
Cold deformation results in increasing of dislocation density and inhomogeneous dislocation distribution, the latter is the direct reason for pre-strain to promote microstructural evolution.
冷变形提高了钢中位错密度，也加剧了位错分布的不均匀性，后者是预应变加速组织演变的直接原因。
The volatilization of CaF2 at a high temperature causes the deviation in composition from the stoichiometry, which results in the formation of inclusions and an increase in the dislocation density.
高温下CaF2的挥发造成了在晶体生长后期熔体中组分偏离化学计量比，出现组分过冷，形成包裹物。
The results show that the damaged layer of silicon cut by WEDM mainly appears massive impurity elements, remelted and elastic distortion with a high density dislocation.
结果表明：电火花线切割单晶硅损伤层主要由杂质元素重污染层、重熔层和含有高密度位错的弹性畸变层组成；
The results show that the damaged layer of silicon cut by WEDM mainly appears massive impurity elements, remelted and elastic distortion with a high density dislocation.
结果表明：电火花线切割单晶硅损伤层主要由杂质元素重污染层、重熔层和含有高密度位错的弹性畸变层组成；
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