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- Photochemical smog is found in many large cities all over the world. 在全世界很多大城市中都發(fā)現有光化學(xué)煙霧。
- The term photochemical oxidants refers to the secondary pollutants formed in photochemical smog. 光化學(xué)氧化劑這一詞是指在光化學(xué)煙霧中生成的次生污染物。
- Because these chemicals are changed by the sun high up in the air, Los Angeles smog is called photochemical smog. 因為這些化學(xué)物質(zhì)被高空的眼光改變了。洛杉磯的煙霧叫做光化學(xué)煙霧。
- Photochemical smog: Smog produced by action of solar radiation, especially of ultraviolet radiation, on exhausts from vehicles and industry. 太陽(yáng)輻射,尤其是紫外線(xiàn)輻射對汽車(chē)和工業(yè)所排放的廢氣產(chǎn)生光化作用而形成的煙霧。
- In addition, tropospheric ozone, a main constituent of photochemical smog, will increase if motor ehicle use continues to rise. 此外，如果汽車(chē)的使用繼續增長(cháng)，光化學(xué)煙霧所主要含的對流層臭氧將增加。
- Another type of smog, photochemical smog, is created in the air when sunlight reacts with pollutants from burning fossil fuel. 燃燒石油、煤炭采暖或發(fā)電，汽車(chē)的尾氣都可以引起當地空氣污染。
- The function of hydrocarbons and nitrogen oxides in photochemical smog formation and the formative process of ozone and peroxyacetyl nitrate are discussed. 介紹了氮氧化物、碳氫化合物在形成光化學(xué)煙霧中的作用和臭氧、過(guò)氧乙酰硝酸酯產(chǎn)生的過(guò)程,并介紹了光化學(xué)煙霧的形成機理。
- Once the formation of photochemical smog, affection is a wide range.And its harmfulness has caused enormous threat for city environment, human health, ecological balance. 光化學(xué)煙霧一旦形成，影響范圍廣，其危害性已對城市環(huán)境、人體健康、生態(tài)環(huán)境平衡造成巨大危脅。
- Afterwards " fuliginous model " , " photochemical smog " after pollution, modern is being entered with " indoor air is polluted " the 3rd generation that is a mark pollutes period. 繼“煤煙型”、“光化學(xué)煙霧型”污染后，現代人正進(jìn)入以“室內空氣污染”為標志的第三代污染時(shí)期。
- Photochemical Smog and Its Chemical Characteristics 光化學(xué)煙霧及其化學(xué)特征
- health effects of photochemical smog 光化學(xué)煙霧對健康的影響
- Keywords photochemical smog;ozone;air pollution; 光化學(xué)煙霧;臭氧;空氣污染;
- warning level for photochemical smog 光化學(xué)煙霧預警標準
- The Occurrence Mechanism of the Photochemical Smog Air Pollution 光化學(xué)煙霧大氣污染的形成機理
- Development of CAI Courseware for Atmospheric Photochemical Smog 大氣光化學(xué)煙霧CAI課件的研制
- Development of data acquisition system for experiment of photochemical smog 光化學(xué)煙霧物理模擬實(shí)驗數據采集系統的研制
- Investigation on experiment system for modeling of photochemical smog 光化學(xué)煙霧模擬實(shí)驗系統
- Keywords Photochemical smog;Ozone;Peroxyacetyl nitrate;Free radical; 光化學(xué)煙霧;臭氧;過(guò)氧乙酰硝酸酯;活性自由基;
- Keywords NMHC Lead Carbon monoxide Vehicle exhaust Shanghai Photochemical smog; 非甲烷烴;鉛;一氧化碳;機動(dòng)車(chē)尾氣;上海市;光化學(xué)煙霧;
- Smog hung in the sky (over the city). (城市)上空煙霧彌漫。
