对合金的显微结构分析结果表明，在快速凝固条件下，偏晶合金中的第二相形态从带条状转变为颗粒状。
Microstructure analysis results showed that, in the condition of rapid solidification, the second phase morphology of monotectic alloys transited from rods into particles.
此外，还分析了快速凝固下偏晶合金的凝固过程，对上述现象进行了解释。
Such phenomena were explained by analyzing the rapid solidification of monotectic alloys under the rapid solidification.
当磁场强度不变，随着磁场梯度的增大，初晶硅的偏聚量增加，晶粒尺寸变小。
The amount of segregated primary silicon grains increases with increasing magnetic gradient, whereas the grain size decreases.
脉状组织形成的原因是合金元素和氮原子在原奥氏体晶界偏聚形成合金氮化物。
Since the alloy element and nitric atom segregate on the austenite crystal boundary, the vein-like structure is formed.
研究表明，调质后粗晶奥氏体的遗传现象，是由于沿原奥氏体晶界碳化物偏聚析出的结果。
This paper shows that inheritance phenomenon of coarse austenite grains are due to the boundary segregation of carbide along the prior austenite grain boundary.
利用经典形核理论与瞬态形核理论计算讨论偏晶合金的两相竞争形核规律。
Phase competitive nucleation in the alloy was discussed by classical nucleation theory and transient nucleation theory.
系统研究了锰低温钢中锰在奥氏体晶界上的不平衡偏聚。
The non equilibrium segregation of manganese to austenite grain boundaries in Mn cryogenic steels is investigated.
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。
In present work, the quantum theory of scatter of grain boundary to solutes has been proposed to explain the solute segregation on moving boundaries.
通过试验，论证了淬火钢中硼向奥氏体晶界的偏聚，是在冷却过程中发生的一种非平衡的晶界偏聚现象。
The test has been demonstrated that the boron segregation at austenite grain boundaries in quenched steel is a non-equilibrium grain boundary segregation phenomena occurred during cooling.
在较低温度下等温，非平衡偏聚促进了晶界硼相的析出和平衡偏聚的建立。
During isothermal holding at low temperature, the nonequilibrium segregation promotes precipitation of boron constituent and establishment of equilibrium segregation at grain boundaries.
其高温回火脆性是晶界上m_6c碳化物的析出长大和由此所产生的晶界磷偏聚共同作用的结果。
The tempering embrittlement results from the precipitation and growth of M_6Ccarbides particles and the segregation of phosphorus at prior austenite grain boundaries.
溶质原子的晶界偏聚可分为平衡晶界偏聚和非平衡晶界偏聚两大类。
The segregation of solute atoms in grain boundaries may be classified into equilibrium and non-equilibrium grain boundaries segregation.
业已证实，淬火硼钢中硼向奥氏体晶界的偏聚，是在冷却过程中发生的一种非平衡的晶界偏聚。
It has been demonstrated that the boron segregation at austenite grain boundaries in quenched steel is a non-equilibrium grain boundary segregation phenomena occurred during cooling.
综述和简要评价了晶界偏聚和材料脆性断裂之间关系的理论研究进展情况。
An overview of the recent progress in the theoretical study of relationship between grain-boundary segregation and brittle fracture is provided.
径迹显微技术（PTA）是研究硼的晶界偏聚的行之有效的方法。
The particulate-tracking autoradiograph(PTA) technique is a powerful tool for studying the behaviors of boron in materials.
对等温过程中的临界时间公式进行了理论分析与实验验证，证实了临界时间公式用于预测溶质原子非平衡晶界偏聚量达到极大值的恒温时间的准确性。
Theory analysis and experiment had been done for confirming the veracity of the critical time formula used for forecasting the holding time at which the segregation concentration reaches a maximum.
溶质元素在金属晶界的偏聚可以分为两类，即平衡偏聚和非平衡偏聚。
The segregation of solute elements on metal grain boundaries may be divided into two categories, that is, equilibrium and non-equilibrium segregation.
根据国内外有关文献提供的研究结果，总结了均质偏晶合金的制备技术的研究现状和成果，并提出了进一步研究的方向。
Several preparation techniques of monotectic alloys have been reviewed in detail, and also the direction for further research has been pointed out.
粗晶组织比细晶组织的裂纹偏折更大，粗糙度诱发闭合效应更强，因而裂纹扩展较幔。
The short cracks deflect more severe in coarse grain structure than in fine grain one, result in roughness induced crack closure effect, therefore exhibit slow crack growth rate.
磷元素在钢中的晶界偏聚可以分为两类，即平衡偏聚和非平衡偏聚。
The segregation of phosphorus on steel grain boundaries can be divided into two categories, which are, equilibrium segregation and non-equilibrium segregation.
同时发现，随保温时间的延长，共晶硅会粗化、偏聚。
Meanwhile, it was discovered that with longer holding time eutectic silicon particles got thicker and gathered.
通过对以上两种晶间脆性断裂发生机理的分析发现，他们都是由溶质的非平衡偏聚临界时间引起的。
It is found that intermediate temperature embrittlement and temper embrittlement are induced by the critical time of NGS for solute.
通过对以上两种晶间脆性断裂发生机理的分析发现，他们都是由溶质的非平衡偏聚临界时间引起的。
It is found that intermediate temperature embrittlement and temper embrittlement are induced by the critical time of NGS for solute.
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