Using the modified analytic embedded-atom method (MAEAM), the molecular dynamics (MD) simulation was performed to study the premelting and melting behavior of (001) plane of niobium and tungsten.

摘要采用改分析型嵌入原子方法(MAEAM)，对铌、钨晶体的(001)面和化行分子力学模。

The premelting hollow granular CC powder is an internationally advanced one used for CC at present. The paper describes the production process and the equipment selection for this powder.

型空心颗粒连铸保护渣是目前国际上用于连铸的一种先的保护渣,介绍了此保护渣的生产工艺以及设备的选择。