对定向凝固区域熔化液态金属冷却法的固液界面前沿温度梯度进行了测定。
The temperature gradient in front of S/L interface was measured on Zone Melting Liquid Metal Cooling(ZMLMC) directional solidification apparatus.
对适当范围的温度梯度，凝固速度较小时通道偏析易于形成。
Within a suitable range of temperature gradient, channel segregation is easy to develop when solidification rate is slow.
利用激光快速熔凝技术对DD 2单晶合金在超高温度梯度和快速凝固条件下的组织形态和元素的微观偏析行为进行了研究。
The microstructure characteristics and microsegregation of DD2 single crystal have been studied under ultra-high temperature gradient and rapid solidification conditions by laser rapid remelting.
多孔铝合金的孔隙率梯度主要是由渗流驱动压力梯度与凝固顺序所决定，而颗粒的自然堆积密度影响相对较小。
The porosity gradient of porous aluminium is mostly affected not only by the spontaneous stacking density of granules, but also by the infiltration pressure gradient and solidification sequence.
以琥珀腈为研究对象，用设计的定向凝固实验体系，研究了不同温度梯度和界面生长速度对固液界面形貌的影响。
The effects of temperature gradient and interfacial growth velocity on solid-liquid interface morphology were studied with succinonitrile under the unidirectional solidification system.
温度梯度对亚快速凝固组织影响很大。
The temperature gradient has a great effect on the microstructure in hyporapid solidification.
采用挤压铸造技术制备短纤维增强铝硅合金梯度复合材料，研究了这类材料的凝固组织和耐磨性能。
The short fiber reinforced aluminum silicon alloy gradual composites are manufactured by squeeze casting, and the structures and the wear resistance of the composites are studied.
本文探讨大温度梯度下铸件定向凝固过程数值模拟的一些规律性。
Some rules of computer numerical simulation for the directional solidification with steep temperature gradient have been found out.
采用挤压铸造技术制备硅酸铝短纤维增强铝硅合金梯度复合材料，研究了这类材料的凝固组织和基本热物理性能。
The effect of heat treatment technology on microstructure of aluminosilicate short fiber reinforced aluminum-silicon alloy composite is researched.
采用挤压铸造技术制备硅酸铝短纤维增强铝硅合金梯度复合材料，研究了这类材料的凝固组织和基本热物理性能。
The effect of heat treatment technology on microstructure of aluminosilicate short fiber reinforced aluminum-silicon alloy composite is researched.
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