| 1. | International day for the preservation of the ozone layer 月16日国际臭氧层保护日 |
| 2. | This chart illustrates the function of the ozone layer 这张图表说明了臭氧层的机能。 |
| 3. | What is responsible for this consumption of the ozone layer 究竟是什么因素造成臭氧的消耗? |
| 4. | 99 universe save the ozone layer 99宇宙天地拯救地球臭氧层破洞! |
| 5. | Almost all absorbed by the ozone layer 差不多全部被臭氧层所吸收 |
| 6. | Montreal protocol on substances that deplete the ozone layer 关于消耗臭氧层物质的蒙特利尔议定书 |
| 7. | Typically , the ozone layer lies between 20 to 25 kilometres 臭氧层的高度一般是离地面约20至25公里。 |
| 8. | Typically , the ozone layer lies between 20 to 25 kilometres 臭氧层的高度一般是离地面约20至25公里。 |
| 9. | The ozone layer blocks some harmful rays which the sun gives off 臭氧层阻隔了太阳发出的一些有害射线。 |
| 10. | Mostly absorbed by the ozone layer 大部分被臭氧层所吸收 |