photochemical phenomenon 中文意思是什麼

photochemical phenomenon 解釋
光化現象
  • photochemical : 光化的
  • phenomenon : n. 1. (pl. -na ) 【哲學】現象 (opp. noumenon); 事件。2. (pl. phenomenons) 稀有現象;奇跡;珍奇;珍品;非凡的人。3. 【醫學】癥候。
  1. When a temperature inversion is formed in the pearl river delta ( prd ) region, or when a weak northerly or northwesterly wind prevails, ambient air pollutants ( including nitrogen oxides ( nox ) and volatile organic compounds ( voc ) ) in the region will be trapped easily in the lower atmosphere and cannot be dispersed effectively. the above factors, if coupled with strong sunlight, will generate ozone under photochemical reaction between nox and voc and lead to the phenomenon of photochemical smog

    當珠江三角洲區域一帶出現逆溫層,或者吹微弱北或西北風時,區域內空氣中的污染物(包括氮氧化物及揮發性有機化合物)很容易會被困在大氣的低層,不能有效消散;如再加上強烈的陽光,氮氧化物與揮發性有機化合物便會產生光合化學反應,形成臭氧及引致光合化學煙霧現象。
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