实践表明，这种厌氧与好氧相结合的污水处理方法具有运行稳定、费用低、抗冲击负荷强等优点。
The practice indicates that UASB-AF system has the virtue of stable working, low cost, and good load to impact.
因此可以得出，好氧反应时间的控制在亚硝化阶段基本结束时是维持并稳定短程硝化的关键。
Therefore, it may be concluded that control of aerobic reaction ending at nitrosation stage is the key to the maintenance and stabilization of short-cut nitrification.
通过混合掺杂改性，可以得到容量大、循环性能好、热稳定性高的掺杂锂镍氧正极材料。
Solid solutions of the cathode material with high capacity, excellent recycling ability and good thermal stability can be synthesized by co-doping technology.
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