The serum is vitiated byExposure to the air .

血清暴露在 空气中已 变质。

Effects of vitiated air on the results of ground tests of scramjet combustor

污染 空气对超音速燃烧地面试验结果的影响

Prospect and utilization status of Low concentration gas in vitiated air at mines

矿井 回 风流中低浓度瓦斯利用现状及前景

The backdraft phenomenon is a fire phenomenon in vitiated buildings where the hot gas rapidly combusts due to abruptly supplying abundant fresh air after combustion with lack of oxygen or even smoldering . This transient phenomenon is an example of typical nonlinear behavior .

回燃是在通风受限的建筑火灾进入缺氧燃烧甚至 闷烧后，由于新鲜 空气的突然大量补充引起热烟气急剧燃烧的现象，这种转捩现象是典型的非线性行为。

This study deals with the effect of vitiated air contamination on combustion and scramjet engine ground tests .

本研究关系到污染对燃烧的影响以及 对于 超音速 燃烧冲压发动机地面试验的影响。

Chemical kinetics analysis of the effect of vitiated air on combustion of h_2

污染对氢 - 空气燃烧影响的化学动力学分析

About the experiment these experiments were conducted in the free stream wind tunnel and vitiated air heater was used to simulate the high altitude flow condition .

试验方面：本文试验在自由射流风洞中进行，利用 空气 加热器模拟高空飞行条件。