The field ion image of tungsten with resolution of atomic level has been obtained and the surface structure of tungsten has been analysed.
取得具有原子级分辨的场离子像，并对钨场离子像反映的晶体表面结构进行了分析。
This paper summarizes the application of ion exchange membrane technique in tungsten metallurgy industry, and forecasts it's broad prospects.
综述了离子膜技术在钨冶金中的应用，展望了它的应用前景。
The conditions of forming tungsten silicide with As ion beam mixing have been studied by means of Rutherford backscattering.
本工作用卢瑟福背散射研究了离子束混合方法形成硅化钨的条件。
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