In order to achieve progressive solidification for roll, the test equipment of electromagnetic hemicontinuous compound casting has been designed. 为了实现轧辊的顺序凝固,设计了一套电磁半连续复合铸造试验装置。
In this paper, a new coincidence theorem for multivalued mappings of upper hemicontinuous is given. 本文对弱上半连续多值映象给出了一个新的叠合定理。
In this paper, under weaker conditions, the existence of fixed point for multivalued mappings of upper hemicontinuous has been proved. 本文在较弱的假设条件下,证明了弱上半连续多值映象不动点的存在性。
The hardness distributing near bonding pad and strength of interface have been studied. The interface structure and bonding mechanism of electromagnetic hemicontinuous double pouring casting roll have been analyzed. 研究了结合界面附近的硬度分布和界面的结合强度,并分析了电磁半连续复合铸造轧辊的界面结构和结合机理。