研究了热循环对铝基复合材料热膨胀和冷却收缩曲线的影响。
The effects of thermal circling on the curve of heat expansion and cold contraction are investigated.
性能测试包括热膨胀系数、差热曲线和电性能等。
The thermal expansion coefficient DTA and electrical properties were also investigated.
模拟钢轨焊接及焊后热处理工况，采用热膨胀方法分别测定uic 900a及u75 V钢轨钢的连续冷转变曲线(CCT曲线)。
By simulating welding and simulating heat treatment after welding, CCT Curves of UIC900A and U75V rail steels are determined by the expansion method.
试验得到的数据有：应力应变关系曲线、屈服强度、极限强度、弹性模量、延伸率和热膨胀系数。
The test data include the stress? Strain curve, yield strength, tensile strength, Youngs modulus, elongation and expansion coefficient.
首次直接观测到了热膨胀的动态过程并摄下了膨胀的驰豫曲线。
For the first time, the dynamic-process of thermal expansion was observed directly and the oscillograms of the relaxation curves of thermal expansion were obtained.
依据这种电子结构计算了晶格常数、结合能、势能曲线、体弹性模量和线热膨胀系数随温度的变化，理论值与实验值均符合较好。
At the same time we curve fit the bulk modulus B of these binary alloys using the results and least square mothod.
采用热膨胀的方法，测定不同工艺下的膨胀曲线来分析工艺参数对逆转奥氏体生成规律的影响。
The influences of process parameters on the forming rules of reversed austenite were analyzed through measuring the expansion curves by thermal expansion method.
本文最后给出了利用本装置测得的国内某著名铸造用原砂的热膨胀-温度曲线。
For foundry sand from a famous domestic area, the curve of thermal expansivity with the temperature was described.
采用热膨胀法和金相法相结合测绘管线钢x 80的CCT曲线，并研究冷却速率对组织和硬度的影响规律。
The CCT curves of pipeline steel X80 were drawn by adopting dilatometer and metallographic method, and the effects of cooling rates on microstructure and hardness of the steel were studied.
采用热膨胀法和金相法相结合测绘管线钢x 80的CCT曲线，并研究冷却速率对组织和硬度的影响规律。
The CCT curves of pipeline steel X80 were drawn by adopting dilatometer and metallographic method, and the effects of cooling rates on microstructure and hardness of the steel were studied.
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