关于雾霾的英语作文高中.docx
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1、关于雾霾的英语作文高中 即使在白天,人们也被雾霾包围着,空气里灰朦朦的,看东西也看不清晰。你知道中学的雾霾的英语作文应当怎么写吗?下面是学习啦我给大家细心选择的关于雾霾的英语作文中学,希望大家喜爱!供你参考和阅读! 雾霾的英语作文篇1 The environment around us has been severely damaged, take the latest around the haze weather. January 28, the central and eastern regions of China there have been a wide range of haz
2、e weather, the national haze area of over 1 million square kilometers. Central Meteorological Observatory in addition to fog warning, but also issued a haze blue warning signal. In the case of haze, the relative humidity is not large, and the relative humidity in the fog is saturated (if there is a
3、large number of condensed nuclei, the relative humidity does not necessarily reach 100% may be saturated). Fog haze weather graphic symbols generally relative humidity less than 80% of the atmospheric turbidity vision blur caused by the deterioration of the visibility is caused by haze, relative hum
4、idity greater than 90% of the atmospheric turbidity vision blur caused by the deterioration of visibility is caused by fog, relative humidity between 80-90% of the atmospheric turbidity between the visual field caused by the deterioration of visibility is caused by a mixture of haze and fog, but its
5、 main component is haze. Haze thickness is relatively thick, up to 1-3 km or so. Haze and fog, cloud is not the same, and no clear boundary between the clear sky, haze particles are evenly distributed, and the size of the haze particles is relatively small, from 0.001 microns to 10 microns, the aver
6、age diameter of about 1-2 microns , The naked eye can not see the floating particles in the air. Due to dust, sulfuric acid, nitric acid and other particles of the haze, the scattering wavelength longer light more, so the haze appears to be yellow or orange gray. Haze formed three elements: First, t
7、he formation of granular dust of the physical base. China has the world's largest loess plateau region, the soil texture is most likely to produce particulate dust particles. Second, poor movement caused by dust. For example, the middle of the road flower garden and the streets of the soil after
8、 the rain or splashing water if the mud flow to the road, one hour after drying, the wheel will cause a lot of dust, even if the particulate matter back to the ground, The car continued to pass, was again thrown over the city. Third, the source of dust and poor movement of the process gathered in a
9、certain range of space, the final particles and water molecules gathered in the haze. At present, in China's Loess Plateau region more than 350 cities, the haze structure of the three elements of the stock is quite abundant. Friends, the earth are broken into this way? Do we have any reason to c
10、ontinue to break it? Let's act together to protect our planet. 雾霾的英语作文篇2 In recent days, the sky is gloomy, do not see the sun, giving a chilly feeling. You see: near, half of the two power plants cooling tower, looming; distant Mid-levels, no trace. But also people all day lazy spirit, low mood
11、. Newspapers, television are in the publicity: the recent haze serious, to minimize the go out, less open windows. Visible haze serious pollution of the air, so that air quality decline, affecting human health. I would like to know the haze of the harm to people, so the Internet to check a bit, real
12、ly "do not see do not know, a look surprised ah! Haze has hundreds of atmospheric chemical particles. Which includes: organic sol particles, fuel and automotive exhaust and so on. It can directly enter and adhere to the human respiratory tract and alveoli, causing acute rhinitis and acute bronc
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