The rocket experimental data indicated that the layered dusty plasma structure has a sharp boundary in the summer polar mesopause.
火箭探空实验观测结果显示，极区夏季中层顶尘埃等离子体分层中存在着稳定的锐边界结构。
And, some preparation methods of FGM and their applications are dealt with, including spark plasma sinter technology, powder metallurgy method and plasma structure craftwork.
并综述了功能梯度材料目前常采用的一些制备方法及使用情况，包括火花等离子烧结技术、粉末冶金法、离子结构工艺等。
In this dissertation, through some improvements of conventional reactor structure, a new abnormal glow discharge plasma chemical reaction apparatus under atmospheric pressure has been invented.
本论文通过对反应器结构的改进，成功地研制出了大气压反常辉光放电等离子体化学反应器。
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