Its double prisma optical system can display the component and the substrate overlaid on one screen.
其双重棱镜光学系统可以显示部分与基板覆盖在一个屏幕上查看。
To solve these problems, this paper proposed to fabricate a titanium surface alloyed layer on 316L stainless steel substrate by means of the double glow plasma surface alloying technique.
针对以上问题，本文采用双层辉光离子渗金属技术，在不锈钢表面形成渗钛合金层，并对改性层的组织结构、摩擦学性能和腐蚀学性能进行了研究。
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