| 1. | Observations do not indicate that cloud nucleus concentrations parallel those of sulphur dioxide . 观测没有表明云核浓度与二氧化硫浓度相关。 |
| 2. | Fruit , crystallized , glace or drained sulphur dioxide or 裹糖屑糖渍或半糖渍水果 |
| 3. | Determination of sulphur dioxide by gas chromatography 气相色层分离法测定二氧化硫 |
| 4. | Food products . edible gelatine . determination of sulphur dioxide content 食用明胶.二氧化硫含量的测定 |
| 5. | Sulphur dioxide nitrogen oxides 二氧化硫氮氧化物 |
| 6. | Gas analysis - determination of sulphur dioxide by continuous coulometric method 气体分析.连续比色法测定二氧化硫 |
| 7. | Methods for measurement of air pollution - determination of sulphur dioxide 空气污染的测量方法.第3部分:二氧化硫的测定 |
| 8. | These gases trap the sun ' s heat whereas sulphur dioxide cools the atmosphere 这些气体留住"阳光中的热量,而二氧化硫使空气冷却。 |
| 9. | Sulphur dioxide is formed primarily from combustion of sulphur containing fossil fuels 二氧化硫主要是由燃烧含硫的化石燃料产生。 |
| 10. | Sulphur dioxide is formed primarily from combustion of sulphur containing fossil fuels 二氧化硫主要是由燃烧含硫的化石燃料产生。 |