In this dissertation, the first-principle has been investigated about B-C-N ternary system, which has significant values of theory study and extensive foreground of applications.
本论文对B - C - N三元体系进行了第一性原理研究。本项研究不仅具有较为重要的理论研究价值，而且有着十分广阔的应用前景。
In this dissertation, a detailed definition of n-net measure is presented, and some of its basic properties and expressions are researched.
本文给出了网测度的具体定义，对网测度的一些性质和表示作了研究。
The research content in this dissertation was the nitrogen removal of A/O/N process for domestic wastewater treatment in residential communities.
试验中所采用的A/O/N工艺是在传统A/O工艺的基础上提出的一种适合高氮废水处理的高效脱氮工艺。
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