膨胀合金研究新进展

Development of Thermal Expansion Alloys

总结了近期膨胀合金研究在材料、理论、实验技术、工艺方面的一些新进展。重点对膨胀合金封接界面的精细结构的研究成果进行了介绍，为工程应用提供了理论基础。

Research on thermal expansion alloy in recent years has been summarized in materials, theory, experimental technique and processing. The development of microstrueture of sealing interface of expansion alloys has been given out, which provides a foundation for engineering application.