四氧化二氮

目的观察N-乙酰半胱氨酸（NAC）对大剂量火箭液体推进剂偏二甲基肼（UDMH）和四氧化二氮（N2O4）吸入性急性肺损伤（ALI）的保护性作用。

Objective To investigate the protective effect and its mechanisms of N - acetylcysteine ( NAC ) on acute lung injury ( ALI ) caused by exposure to high concentration rocket liquid propellants asymmetrical dimethylhydrazine ( UDMH ) and dinitrogen tetroxide ( N2O4 ) .

四氧化二氮胶体的饱和蒸气压测试及分析

The testing and analysis of the saturated vapor pressure of dinitrogen tetroxide colloid

四氧化二氮/一甲基肼推力室研制＞0，（1一E）。

Research on n_2o_4 / mmh thruster if f1 ( 0 ) .

Raman光谱显示N2O4/O3反应体系不存在硝酰阳离子，说明N2O4/O3硝化芳烃不是硝酰阳离子的亲电取代过程。N2O4/O3硝化苯和甲苯时，反应速率对苯和甲苯的浓度为零级、对四氧化二氮为0.5级；

Raman spectrum shows no nitronium ion in N_2O_4 / O_3 , which demonstrates N_2O_4 / O_3 nitration aromatics is not a affinitive electronic substitution process .

四氧化二氮（N2O4）组；

Nitrogen tetroxide intoxicated group .

对UDMH/NTO（偏二甲肼/四氧化二氮）双组元推进剂凝胶剂进行筛选的基础上，分别制备了UDMH与NTO凝胶推进剂，利用Brookfield流变仪研究了其流变性能；

The gellant of UDMH / NTO bipropellant was selected . UDMH and NTO gel was prepared and its rheologic property was studied with Brookfield rheometer .

目的探讨冲击波、四氧化二氮（N2O4）及其复合效应所致大鼠肺组织损伤特点，c-fos基因表达及其意义。

Objective To explore changes of c fos gene expression as well as the structure changes in lung tissue of rats following blast , N 2O 4 toxicosis and combined blast toxicosis induced injury .

本文主要介绍90N和490N两种四氧化二氮/一甲基肼推力室的设计及试验概况。

In this paper the design and the test of two N2O4 / MMH thru-sters , with thrust of 98N or 490N , are chiefly described .

目的本研究旨在了解高压氧治疗对四氧化二氮（N2O4）染毒大鼠血气及存活率的影响，以探讨简便易行的N2O4中毒防治新途径。

Objective The purpose of this study was to evaluate blood gas change and survival ratio in nitrogen tetroxide ( N 2O 4 ) poinsoning rats after hyperbaric oxygenation ( HBO ) therapy .

目的观察四氧化二氮（N2O4）和偏二甲基肼（UDMH）染毒复合冲击伤（冲毒复合伤）大鼠血气及病理形态学的变化。

Objective To establish the rat models with blast-poison compound injury with nitrous tetroxide ( N 2O 4 ) and unsym-dimethylhydrazine ( UDMH ) and blast wave and to study the effect of blast-poison compound injury on the blood gas analysis and pathomorphological changes .

四氧化二氮及偏二甲基肼急性中毒30例报告

Report on thirty examples of acute toxicosis of nitric oxides and unsym-dimethylhydrazine

四氧化二氮相当水化验方法探讨

Research on Analyze Technique of Water Equivalent of Nitrogen Tetroxide

介绍了四氧化二氮毒气浓度监测仪的设计思路和组成结构。

The design and structure of nitrogen tetroxide concentration monitor are introduced .

四氧化二氮中相当水含量的分析检测方法

Analysis methods to determine equivalent water content in nitrogen tetroxide

四氧化二氮结构与性质的研究

A Theoretical Study for the Structure and Property of N_2O_4

四氧化二氮中毒大鼠视神经视网膜形态的改变

Nitrogen tetroxide poisoning of rats with optic nerve changes in retinal morphology

核磁共振波谱法测定四氧化二氮中的相当水含量

NMRS Determination of Equivalent Water Content in Nitrogen Tetroxide

红烟硝酸中四氧化二氮含量测定方法改进研究

Study on improving the determination method of nitrogen tetroxide in red fuming nitric acid

精氨酸对四氧化二氮染毒鼠脏器功能的保护作用

Protective effect of arginine on the organ of mice which intoxicated with nitric tetroxide

提高四氧化二氮生产能力的探讨

Discussion of Increase Product of Nitrogen Tetroxide

四氧化二氮与卫星贮箱材料的长期相容性研究

A study on long term compatibility of the nitrogen tetroxide with the satellite tankage materials

四氧化二氮对小鼠骨髓细胞姐妹染色单体互换频率变化的影响

Changes of sister chromatid exchanged frequency in bone marrow cell of mice intoxicated with nitrogen tetroxide

四氧化二氮毒气浓度监测仪的研制

Development of Nitrogen Tetroxide Concentration Monitor

该课题的研究对于提高发射场四氧化二氮质量控制水平具有十分重要的意义。

This study is significant for enhancing the quality control of the nitrogen tetroxide on launch site .

四氧化二氮致大鼠急性肺水肿时心钠素含量的变化

Change in atrial natriuretic factor content in rats suffered from acute pulmonary edema induced by dinitrogen tetroxide

飞船推进剂四氧化二氮中毒损伤的研究人参二醇对四氧化二氮染毒鼠α1-抗胰蛋白酶水平的影响

Effect of Panaxadiol on the α 1-antitrypsin (α 1-AT ) of the mice with nitric tetroxide poisoning

核磁共振法测定四氧化二氮中相当水含量测量不确定度评定熄灭含水量可燃物的含水量

Evaluation of Uncertainty of Measurement for Determination of Equivalent Water Content in Nitrogen Tetroxide by NMR Method

冲击波复合四氧化二氮染毒致大鼠肺损伤的特点及可能机制研究

Characteristics of pulmonary injury induced by blast wave combined with nitrogen tetroxide in rabbits and its molecular mechanism

四氧化二氮染毒小鼠肺组织病理学改变及转化生长因子β1与热休克蛋白70的表达

Histopathological changes and expression of TGF - β 1 , HSP-70 in lung tissue of mice intoxicated by nitrogen tetroxide

目的：研究大鼠在航天推进剂四氧化二氮染毒后的图形视觉诱发电位改变。

AIM : To study the changes of pattern visual evoked potential ( PVEP ) in Winstar mice after N2O4 injected .