Polycyclic aromatic hydrocarbons are a group of ubiquitous pollutants.
多环芳烃是一类普遍存在的环境污染物。
The aromatic hydrocarbons content in naphtha was analyzed by a chemical reaction method.
用化学分析方法测定了工业用石脑油中芳香烃的含量。
The green indicates the presence of complex molecules called polycyclic aromatic hydrocarbons.
绿色则表明了大分子多环芳香烃的存在。
On Earth, polycyclic aromatic hydrocarbons are found on burnt toast and in automobile exhaust.
在地球上,烤糊的面包和汽车尾气里都含有稠环芳烃。
Recovery process of aromatic hydrocarbons from dehydrogenation vent gas of styrene units was studied.
研究了苯乙烯装置脱氢尾气中芳烃回收工艺。
Pollutants in cigarettes called PAHs (polycyclic aromatic hydrocarbons) can cause genetic damage in minutes.
香烟中的污染物质PAHs(多环芳香烃)会在几分钟内对基因造成损害。
The liquid paraffins obtained from urea-dewaxing process generally contain aromatic hydrocarbons in the range of 3~10%.
用尿素脱蜡方法生产出来的液体蜡,一般都含有3~10%的芳香烃。
IR laser chemistry (mainly plasma chemistry) of gaseous aromatic hydrocarbons was studied with a pulsed TEA-CO_2 laser.
本文研究了七种芳香族碳氢化合物的气相IR激光化学,主要是等离子体化学。实验说明。
Polycyclic aromatic hydrocarbons (PAHs), such as those found in ALH 84001, are not generally regarded as being diagnostic of life.
在84001上发现的一些物质,比如,多芳环烃一般不在被认为是生命的产物。
Objective To analyze the content of polycyclic aromatic hydrocarbons (PAHs) in mainstream smoke of 20 brands of Chinese cigarette.
目的检测20种主要国产品牌香烟主流烟雾中多环芳烃与焦油含量,并分析其是否有相关关系。
The organics, called polycyclic aromatic hydrocarbons, are dusty, carbon-containing molecules that help in the formation of stars.
有机物,被叫做多环的芳烃,是一些尘埃,含碳分子帮助恒星的形成。
Stegeman has been chronicling resistance to toxic PCBs and polycyclic aromatic hydrocarbons in another coastal species, a killifish.
斯蒂门记录有另一种对有毒的多氯联苯和多环芳烃有抵抗作用海岸物种,那是一种鳉鱼。
The system was successfully used in the analyses of C6-C8 aromatic hydrocarbons and low-boiling point hydrocarbons in various oils.
经油品中C_6~C_8芳烃及低级烃的分析,证明此流程适用于色谱仪器的智能化和专用化。
Resistance to most oils and solvents, especially acids, aliphatic hydrocarbons, aromatic hydrocarbons and animal and vegetable oils.
对于大部份油品及溶剂都具有抵抗能力,尤其是酸类、脂族烃、芳香烃及动植物油。
The Commission adopted the first guidelines for reducing polycyclic aromatic hydrocarbons (PAH) intake through final food preparation.
委员会通过了关于在食品最后制备过程中减少多环芳烃摄入的第一份准则。
Benzene is the simplest of aromatic hydrocarbons, organic chemicals for the basic raw materials, has a very wide range of industrial USES.
苯是最简单的芳烃,为有机化工的基本原料,具有十分广泛的工业用途。
Under normal circumstances, the polycyclic aromatic hydrocarbons help cool down star-forming clouds, allowing them to collapse into stars.
在正常情况下,多欢芳烃帮助冷却下来的恒星形成星云,并让他们再恒星内部崩解。
This paper reports mathematical methods of extended bay region theory for carcinogenic mechanism of polycyclic aromatic hydrocarbons(PAHs).
本文报导多环芳烃广义湾区致癌理论的数学方法。
The densities of aromatic hydrocarbons were collected from the original literature published from 1870 to early 1997 and critically evaluated.
芳香的烃的密度被从从1870到1997出版的早些时候并且严重地评价的原先的文学收集。
The cleaning agent USES water as a solvent instead of toxic solvent such as benzenes, phenol aromatic hydrocarbons and halogenated hydrocarbon.
本发明不含苯类、酚类芳烃,卤代烃等有毒溶剂,以水为溶剂。
There's also concern that fat dripping from meat onto hot coals, stones or burners creates additional carcinogens called polycyclic aromatic hydrocarbons.
还有一个要担忧的问题:肉类的油脂滴落在热烫的煤炭、石头或者炉子上会产生另一种致癌物质——多环芳烃。
The reversed phase chromatographic performance of the new packing material was investigated with some polycyclic aromatic hydrocarbons (PAHs) as solutes.
以稠环芳烃为探针,考察了烷基膦酸改性锆镁复合氧化物材料的反相色谱性能。
This paper simulated polycyclic aromatic hydrocarbons formation in C2H6/O2/N2/AR laminar opposed flow diffusion flame using detailed chemical kinetic mechanism.
本文使用详细的化学反应机理模拟了C2H6/O2/N2/AR层流对冲扩散火焰中多环芳烃的生成动力学过程。
The producing process of polycyclic aromatic hydrocarbons and its existence in smoke-dried meat products, as well as its solution were reviewed in this article.
综述了烟熏肉制品中的多环芳烃的产生过程,并对烟熏肉制品中多环芳烃存在的问题和发展趋势进行了展望。
Conclusion Polycyclic aromatic hydrocarbons (PAHs) has a strong genetic toxic effect and can cause P21 level increase in earlier stage among occupational workers.
结论多环芳烃类混合物具有较强的遗传毒性,可使职业工人在早期接触阶段出现P 2 1的高表达。
The experimental results show that the fractions of the extracts consist mainly of aliphatic hydrocarbons, aromatic hydrocarbons and heteroatom-containing compounds.
实验结果表明,萃取物主要由脂肪烃、 芳香烃和含杂原子化合物组成。
P4501A1 enzyme can activate polycyclic aromatic hydrocarbons(PAHs), HgBr 2 and CdSO 4 may decrease the enzyme activity and interfere with the carcinogenesis of PAHs.
P4501A1酶能激活多环芳烃,溴化汞和硫酸镉可通过降低P4501A1酶活性干扰多环芳烃的致癌作用。
P4501A1 enzyme can activate polycyclic aromatic hydrocarbons(PAHs), HgBr 2 and CdSO 4 may decrease the enzyme activity and interfere with the carcinogenesis of PAHs.
P4501A1酶能激活多环芳烃,溴化汞和硫酸镉可通过降低P4501A1酶活性干扰多环芳烃的致癌作用。
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