| 1. | Most of the chlorofluoromethanes reside in the lower stratosphere .
大多数氯氟甲烷存留在平流层下部。 |
| 2. | The chlorofluoromethanes are used principally in aerosol spray cans and as refrigerants .
氯氟甲烷主要使用在气溶胶喷雾罐和作为冷冻剂。 |
| 3. | Avoid using aerosols that contain cfcs
（二）避免使用含氯氟烃喷雾制剂。 |
| 4. | O , chlorofluorocarbons cfcs and ozone o
O ，氯氟碳化合物cfcs及臭氧o |
| 5. | Chlorofluorinated hydrocarbons for industrial use . methods of test
工业用氯氟化烃.试验方法 |
| 6. | But cfc ' s remain in the atmosphere for at least 75 years before natural processes break them down
但在自然过程分解掉氯氟化碳以前，它们会在大气中至少存在75年。 |
| 7. | The efficacy of a synergistic mixture of cyhalothrin and abamectin in the control of liriomyza sativae blanchard
氯氟氰菊酯与阿维菌素增效混配制剂对美洲斑潜蝇的防治效果 |
| 8. | Cfc reducing emission of fully halogenated chlorofluorocarbon refrigerants in refrigeration and air - conditioning equipment and applications
降低冰箱和空调设备中全卤代氯氟烃 |
| 9. | Methods of sampling and test for halogenated hydrocarbons - determination of boiling range of chlorofluorinated hydrocarbons
卤代烃取样和试验方法.第9部分:氯氟代烃沸点范围测定 |
| 10. | In september 1987 , 24 nations signed an agreement in montreal , canada , to limit the production of cfc ' s
1987年9月， 24个国家在加拿大的蒙特利尔签署了一个协议，以限制氯氟化碳的生产。 |
