阐述了植物多酚的化学性质及其降低卷烟烟气毒性的作用机理。
The paper discussed the chemical property of plant polyphenols and the mechanism of reducing the toxicity of tobacco.
介绍了火灾烟气及其毒性组分的毒害作用，对火灾烟气毒性研究的国内外现状进行了综述。
Introduced toxicity of fire smoke and its components, described the situation of fire toxicity research in countries.
减少火灾烟气毒性危害最基础的工作离不开材料产烟毒性评价，然而试验方法的标准化工作进展缓慢。
The assessment of the fire effluent of the materials is the basic research item to reduce the toxicity to human beings, however, the standardization of the test method has got a very slow progress.
建筑火灾中致人死亡的因素除了热以外，更多的是因为烟气的毒性。
Besides the heat, the death cause in building fire is mostly due to the toxicity of the fire smoke.
同时也发现，胎儿期暴露于环境香烟烟气中，可能对大脑发育产生毒性作用，并且引起新生儿猝死综合征。
The perinatal exposure to environmental cigarette smoke may develop toxic effects on brain development and incurs events like Sudden Infant Death Syndrome.
火场氧浓度降低、大量烟气遮挡视线和吸入毒性气体是造成火灾中人员无法逃生而窒息死亡的三大主要因素。
Reducing of oxygen concentration, smoke that obscured vision and toxic gas inhalation are three major factors that cause people in fire unable to escape and result in the suffocation deaths.
本文在前人的基础上研究了不同卷烟主流烟气的细胞毒性及致突变性，现总结实验结果如下：1。
On the basis of former studies, this paper studies on cytotoxicity and mutagenicity of different mainstream cigarette smoke, the main experimental results are as follows: 1.
本文在前人的基础上研究了不同卷烟主流烟气的细胞毒性及致突变性，现总结实验结果如下：1。
On the basis of former studies, this paper studies on cytotoxicity and mutagenicity of different mainstream cigarette smoke, the main experimental results are as follows: 1.
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