反硝化作用

When the synergism was in a good state, characteristic changes were presented in the pH value and alkalinity.

在厌氧氨氧化与反硝化协同作用良好时， pH值和碱度均存在特征性变化。

Installed in surface aeration oxidation ditch with prepositive denitrification treatment, using the role of the mixture Gravity, it can achieve any reflux ratio requirements of process design by adjusting the cross-section area of water.

安装在设置有前置反硝化区的表曝型氧化沟内，利用混合液重力流的作用，通过调节过水断面面积，实现工艺设计的任意回流比要求。

The anoxic cells will denitrify the nitrate and nitrite, they provide good sludge for anaerobic cells.

缺氧池在系统中起反硝化脱氮和为厌氧池提供良好污泥的作用。

Nitrite reductases are the key enzymes in the denitrification pathway of the nitrogen cycle.

亚硝酸还原酶是反硝化过程中的关键作用酶，它使NO2？转变成NO，减轻了水体中的氮污染。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。