硝化作用

Inhibition to biological treatment process by seven naphthalene derivatives was investigated with Rank Cell respirometer, and all the test chemicals were proved to be potential inhibitors to both activated sludge process and nitrification at different level.

用Rank Cell呼吸仪研究了2-萘酚、1-萘胺、5-氨基-1-萘酚、1-氨基-4-氯萘、2-萘磺酸、2-氨基-1-萘磺酸和7-氨基-4-羟基-2-萘磺酸等七种萘系列有机化合物对生物处理过程的抑制，证明被测化合物对活性污泥过程和硝化过程均有不同程度的抑制作用。

This paper deals with the effects of the extract from different parts of corn on capabilities of disconnecting nitrosodimethylamin synthesis and scavenging sodium nitrite.

在体外模拟胃液条件下，玉米各部位提取物均显示了较好的抑制亚硝化反应及阻断亚硝胺合成的作用，其阻断和清除率随提取物浓度的增加而增加。

Here we show that the primary function of Streptomyces NOS is radically different from that of mammalian NOS.

在植物病原体Streptomyces turgidiscabies中，一种NOS同源体的主要作用是硝化二级代谢物。

At the AGU meeting, Francis and former Stanford graduate student Mike Beman will discuss the role of marine archaea in Mexico's Gulf of California, where nitrifying Crenarchaeota appear to be extremely abundant, een at depths of 2,000 feet.

在AGU会议上，Francis和前斯坦福毕业生Mike Beman将详述海洋古细菌在墨西哥加利福尼亚湾的作用，在那里，即使是2000英尺以下，硝化泉古菌的数量也非常巨大。

In this dissertation, I will represent my studies on the nitration of Chalcone derivatives, reaction of epoxide ketone, and the aromatization of 3,5-disubstitued 2-isoxazolines with nitric oxide.

本文主要研究了：(1)NO与查尔酮及其衍生物的硝化反应，反应以较高的产率得到了a-硝基化合物；(2)NO对环氧酮的开环反应，反应生成了顺式羟基硝酸酯；(3)3，5-二取代的-2-异恶唑啉在NO作用下可以发生芳环化反应，生成了对应的2-异恶唑化合物。

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。

The communities of Denitrifying bacteria, and some key enzymes of denitrification were also introduced.

反硝化是在反硝化细菌的作用下，以硝酸盐作为最终电子受体而进行的无氧呼吸过程。

Aminobenzothiazoleswere diazotized and then coupled with active methylenecompounds to form a kinds of new hydrazones.

苯基硫脲在浓硫酸中，先在溴作用下氧化合环，再直接硝化，得到产率95％，纯度98％的2-氨基-6-硝基苯并噻唑。

The characteristics, the working mechanisms on urease and nitrating inhibition as well as ammonia stability, technological keys, fertilizer product quality, and agricultural effect of compound fertilizer based on humic acid are discussed for the increase in fertilizer efficiency, improvement of agricultural product and raise of crop yield.

阐述腐植酸复混肥的性能，作用机理(脲酶抑制和硝化抑制机理及氨稳定机理)，生产技术要点，产品质量，农用效果(提高肥料利用率，改善农产品品质，提高作物产量)。

Flavonoid is a kind of natural antioxidant and there were many researches concerning its antioxidative effect and pharmacology.

本文的主要工作就是研究铁/铁卟啉引起的氧化和硝化损伤以及天然抗氧化剂黄酮的保护作用。

This paper discusses design and realizable methods of remote test output interface from logical design angle.

本文从逻辑设计的角度讨论遥测输出接口的设计及实现方法。

This also 星体投射plies to buildings, structures and geological features.

这也适用于建筑物和地质特征。