实验室的主管开始头疼和头晕，她说在那里吸入一些化学烟雾是很危险的。
The supervisor of the laboratory is beginning to get headaches and dizzy spells because she says it's dangerous to breathe some of the chemical smoke there.
建立了化学烟雾的红外辐射传输方程。
The radiance transfer equations of chemical vapors are given.
光化学烟雾在世界各地的许多大城市里都有。
Photochemical smog is found in many large cities all over the world.
如果大气中富含有腐蚀性的工业或化学烟雾。
If the atmosphere contains concentrated corrosive industrial or chemical fumes.
城市的光化学烟雾引起的大气污染越来越引起人们的关注。
There are increasing concerns on the air pollution caused by photochemical smog in cities.
光化学烟雾的臭氧和氮氧化物和碳氢化合物在阳光下产生的反应。
Photochemical ozone and smog are created as nitrogen oxides and hydrocarbons react to sunlight.
与高层大气臭氧层不同的是，地面的臭氧是光化学烟雾的一个主要组成部分。
Ozone at ground level - not to be confused with the ozone layer in the upper atmosphere - is one of the major constituents of photochemical smog.
我们用此模式计算了1983年8月中旬兰州市西固地区的光化学烟雾浓度。
Using the model and monitored data for photochemical smog in Xigu industrial area of Lanzhou city for 6 days of August, 1983, the numerical simulation was run.
本文介绍了光化学烟雾的形成机理，对人类、动植物等的危害并提出了预防措施。
The formation of photochemical smog, the reaction mechanism, the harm to our humanity, the zoology and botany and the preventive measure are introduced in this paper.
光化学烟雾是大气污染的一种，它不仅危害人们的健康，而且严重威胁着生态系统的平衡。
The photochemical fog is one kind of the atmosphere pollution. It endangers not only people's health but also the balance of the ecosystem.
以兰州西固地区为研究对象，建立了描述该地区光化学烟雾污染的大气质量模拟模式——柱子模式。
An air quality simulation model-column model for describing photochemical smog pollution at Xigu district in Lanzhou has been developed.
光化学烟雾和大气臭氧形成的重要前体物之一——非甲烷烃(NMHC)的排放受到研究者的热切关注。
As one important predecessor of photo-chemical smog and ozone, non-methane hydrocarbon's (NMHC) emission is paid great attention.
文章分析了光化学烟雾形成的原因，讨论了其形式的机理以及造成的危害，同时提出了防治光化学烟雾的一些对策。
The reasons of the formation of Photochemical Smoke is analyzed, its production harms brought about, meanwhile, came up with some countermeasures of preventing photochemical smoke is discussed.
作为空气污染的主要来源之一，易挥发有机物(VOCS)不仅是一次污染源而且还可能造成光化学烟雾等二次污染。
Volatile Organic Compounds (VOCS), as one of the major sources of air contaminations, can not only cause direct pollution, but also lead to secondary pollution, such as photochemistry smog.
这是非常危险的，因为木材和煤炭产生的烟雾中都含有有害的化学物质，会严重污染家里的空气。
This can be really dangerous because there are harmful chemicals in the smoke from both wood and coal and they can seriously pollute the air in your home.
柴油车尾气粒子，是城市烟雾的主要组成部分，是由外表包裹着有机化学和五金的碳芯组成的。
Diesel exhaust particles, a major part of urban smog, consist of a carbon core coated with organic chemicals and metals.
许多癌症的形成与环境有关，主要来自烟草、过度接触日光和工作场所中的危险物质，如化学溶剂和烟雾。就此而言，回避是最好的预防策略。
Many causes of cancer are environmental, largely from tobacco, excessive sun exposure and workplace hazards such as chemical solvents and fumes. Avoidance is the best prevention strategy here.
许多癌症的形成与环境有关，主要来自烟草、过度接触日光和工作场所中的危险物质，如化学溶剂和烟雾。
Many causes of cancer are environmental, largely from tobacco, excessive sun exposure and workplace hazards such as chemical solvents and fumes.
职业灰尘和化学品（蒸汽、刺激物和烟雾）；
occupational dusts and chemicals (vapors, irritants, and fumes);
抽烟产生的烟雾是一种混合的气体，包括气化的化学物质，极小的灰末微粒和其它固体，还有毒性很强的尼古丁和黑焦油。
Smoke is a mixture of gases, vaporized chemicals, minute particles of ash, and other solids. There is also nicotine, which is a powerful poison, and black tar.
最近的一项毒理学化学研究显示，几分钟之内，将香烟烟雾大量吸入肺部，香烟烟雾则产生与肺癌有关的基因突变。
Within minutes of being inhaled into the lungs cigarette smoke causes genetic mutations linked to lung cancer, according to a new study in the Chemical Research in Toxicology.
烟雾弥漫，燃烧着的化学颗粒大量落下，所涉及的区域几近一个足球场大小；暴露其中，任何人的呼吸系统都可能遭遇严重问题。
Severe respiratory problems can result in anyone exposed to the smoke and burning chemical particles that rain down over an area the size of a football pitch.
吸烟时释放的含有其他各种化学物质的烟雾会进入你电脑里，它们会使得本本的运转速度慢下来，也会使得键盘泛黄。
The smoke released by cigarettes, with all of the other substances and chemicals within, can get into your laptop's insides and slow it down over time, and it can also turn your keyboard yellow.
烟草烟雾中有4000多种化学物质，其中至少250种已知是有害的，50多种已知会导致癌症。
There are more than 4000 chemicals in tobacco smoke, of which at least 250 are known to be harmful and more than 50 are known to cause cancer.
烟草产生的烟雾会导致“即刻的损伤”，因为每一次呼气都会将上百个有毒的化学成分散布到你的器官。
Tobacco smoke causes' immediate damage ', with each puff circulating hundreds of toxic chemicals to most of your organs.
环境或职业的刺激-粉尘，烟雾，化学气体，二手烟或强烈的气味，如香水。
Environmental or occupational irritants - Dust, smog, chemical fumes, second hand smoke or strong odours such as perfumes.
环境或职业的刺激-粉尘，烟雾，化学气体，二手烟或强烈的气味，如香水。
Environmental or occupational irritants - Dust, smog, chemical fumes, second hand smoke or strong odours such as perfumes.
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