合成了无硫、磷的六元含氮杂环化合物添加剂。
Hexahydroxy N-containing heterocyclic compound without sulfur and phosphorus was synthesized and its structure was characterized.
本发明公开了一株假单胞菌及其在生物去除含氮杂环化合物中的应用。
The invention discloses a plant of pseudomonad and the application thereof in the biological removal of nitrogen heterocyclic compound.
三种n-氯乙酰取代的苯并含氮杂环化合物通过硫醚键的形成被导入嘧啶结构。
Three types of N? chloroacetyl substituted nitrogen? containing benzoheterocycles were introduced into pyrimidine by the formation of thioether.
本论文主要研究了二醋酸碘苯在含氮杂环化合物的合成及有机基元反应中的应用。
In this article, we focus our research on iodobenzene diacetate applied in the syntheses of N-containing heterocycles and elementary organic reactions.
含氮杂环化合物存在于多种工业废水和城市污水中，而缺氧反硝化是一种重要的生物处理手段。
Nitrogenous heterocyclic compounds exist in many kinds of industrial wastewaters and municipal wastewaters. Anxic denitrification is an important biological treatment process for wastewaters.
含氮杂环化合物存在于多种工业废水和城市污水中，而缺氧反硝化是一种重要的生物处理手段。
Nitrogenous heterocyclic compounds exist in many kinds of industrial wastewaters and municipal wastewaters. Anxic denitrification is an important biological treatment process for wastewaters.
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