| 1. | The term photochemical oxidants refers to the secondary pollutants formed in photochemical smog .
光化学氧化剂这一词是指在光化学烟雾中生成的次生污染物。 |
| 2. | Photochemical smog irritates the eyes and damages plants
光化学烟雾会令眼睛不适和使植物受到损害。 |
| 3. | Photochemical smog irritates the eyes , nose and throat and damages plants
光化学烟雾会令眼睛鼻和喉咙不适和使植物受到损害。 |
| 4. | Progress of the consultancy " study of nitrogen dioxide , photochemical smog and particulates and their control measures
“二氧化氮光化烟雾和粒子染与对策专题研究”的顾问研究的进度 |
| 5. | Photochemical smog : smog produced by action of solar radiation , especially of ultraviolet radiation , on exhausts from vehicles and industry
太阳辐射，尤其是紫外线辐射对汽车和工业所排放的废气产生光化作用而形成的烟雾。 |
| 6. | Photochemical smog also contains other compounds such as peroxyacyl nitrates and formaldehyde , which may cause eye irritation when the concentrations are high
此外，光合化学烟雾含有其他成分，如过氧?基硝酸盐类和甲醛。 |
| 7. | To address the problem of photochemical smog , we have to reduce the emissions of nox and voc in the whole of the prd region
（三）要减少光合化学烟雾现象，我们必须减少整个珠江三角洲区域的氮氧化物及挥发性有机化合物排放量。 |
| 8. | As ozone is a major component of photochemical smog , ozone concentration is used as a scientific indicator of the level of photochemical smog
由于臭氧是光合化学烟雾的主要成分，所以在科学上是以臭氧浓度作为光合化学烟雾的指标。 |
| 9. | When the targets are achieved , the ambient ozone concentrations in hong kong and in the whole of the prd region will fall significantly . the problem of photochemical smog will be alleviated and air quality will improve
上述目标达到后，本港以至整个珠江三角洲空气中的臭氧浓度便会大大下降，光合化学烟雾问题会得以纾缓，空气质素也会改善。 |
