氮的

The content of ammonium nitrogen demonstrates a significantly increasing tendency with the increase in freezing and thawing tensity and frequency.

随着冻融强度的加大和冻融频次的增加，土壤中的铵态氮的含量呈现出显著增加的趋势。

The content of nitrate nitrogen demonstrates a significantly decreasing tendency with the increase in freezing and thawing tensity and frequency.

随着冻融强度的加大和冻融频次的增加，土壤中的硝态氮的含量呈现出显著下降的趋势。

In this dissertation, the scale-up experiments of the decomposition of toluene by pulse corona discharge in wire-plate reactor were investigated systematically, at the same time, The experiments of the decomposition of refinery odors by this technology were also studied. A pulse power based on thyratron switch, Blumlein pulse forming network and pulsed transformer was adopted.

基于上述小试成果，本文主要对有机废气中的代表性污染物模拟甲苯废气，在线板式反应器内进行了系统的放大试验研究，同时将该技术应用于实用目标炼油厂模拟恶臭废气(工业上排放的恶臭废气主要是含硫含氮的挥发性有机废气)的治理。

OBJECTIVE:To determine umbilicus blood levels of interleukin-6(IL- 6),tumor necrosis factor-alpha and nitric oxide in neonatal HIE and elicit their roles in pathogenesis,so as to provide theoretical basis for improving HIE prognosis.

目的：旨在研究 HIE患儿脐血白细胞介素- 6( IL-6)、肿瘤坏死因子-α与一氧化氮的变化，并探讨其在 HIE发病机制中的作用，为进一步改善 HIE的预后提供理论依据。设计：以诊断为依据的病例对照研究。

Four peaks of acridinium of 2 showed pronounced upfield shifts due to the conversion of acridinium to acridane in 5 equiv of either F-(Figure 3b) or AcO-(Figure 3c).

对于与中心吡啶环相邻的质子（ΔHa=1.48ppm）以及相对于吡啶的氮的对位质子（（ΔHc=1.47ppm）观察到了最大的化学位移。

In the industrial wastewater, there is 216.1 thousands tons of COD, which is 23.9% fewer than last year; discharge of venomousness pollutants (cyanide, arsenic, mercury, lead, cadmium, sexavalent chrome, volatile hydroxybenzene) is 92.85tons, 30.76% fewer than last year; oil discharges is 900tons, 1% fewer than last year; ammonia-nitrogen discharges is 8.6 thousands tons.

在工业的废水中，有 216.1 数千吨的雪，是 23.9%少于去年；有毒污染物质(氰化物，砷，水银，领引，镉， sexavalent 铬，挥发性 hydroxybenzene)的解除是 92.85 吨，30.76%少于去年；油解除是 900 吨，1%少于去年；氨-氮的解除是 8.6 数千吨。

The last part of this article emphasis on the mechanism of cichory extract N2. Hepatic lipase, NO and xanthine oxidase are observed in this aspect, and gene expression of hepatic lipase is also detected.

本部分研究观察了菊苣提取物 N2 对影响脂质代谢的肝脂酶、尿酸代谢的关键酶黄嘌呤氧化酶、一氧化氮的活性和含量，还从分子生物学角度观察了肝脂酶的基因表达。

In order to ensure efficient use of the nitrogen source compounds, the metabolic flux of elemental nitrogen was analyzed for L-tryptophan biosynthesis using the 15N anthranilic acid as a tracer in the experimental process.

为了有效的利用含氮的化合物，实验过程中，采用15N标记的邻氨基苯甲酸为示踪剂，分析了N元素在15NL-色氨酸合成过程中的代谢通量。

The key part of this project is the application of high effective degradative microorganisms for aromatic hydrocarbons and nitrify bacteria for biological nitrogen removal in the treatment of recalcitrant industrial wastewater .

本项目的关键技术是将人工筛选的芳香族化合物降解菌和生物脱氮的硝化细菌应用于难降解的工业废水处理工程。

One method of applying an etchant through the descender is to connect an ozone generator to an inlet port of the assembled fluid ejector and supply ozone (e.g., at a 2% or greater concentration in oxygen gas or in a mixture of oxygen and nitrogen) to the descender and the inner surface 450 through the inlet port.

一种通过该下睁部施加蚀刻剂的方法是将臭氧发生器连接到该装配的流体喷射器的入口，并且通过该入口将臭氧(例如，以氧气中或氧和氮的混合物中2％或更大的浓度)提供到该下降部和内表面450。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。