chlorofluorocarbons造句怎么写

8、Under the Montreal agreement, developing countries promised to cut their use of chlorofluorocarbons in half by the year 2005.

10、We reversed our first man-made global atmospheric crisis by banning chlorofluorocarbons -- by 2015, the Antarctic ozone hole will have shrunk by nearly 400, 000 square miles.

12、The most troubling of the short-lived HFCs were invented to replace chlorofluorocarbons, refrigerants that were thinning the ozone layer in the upper atmosphere, and were also a major warming agent.

2、It contains no chlorofluorocarbons, chlorine or bromine.

4、"greenhouse gas - GHG: Gas that helps cause the greenhouse effect. Includes carbon dioxide, methane and chlorofluorocarbons."

6、The researchers found similar results when the laser beam strikes chlorofluorocarbons in the liquid state.

9、The phasing out of chlorofluorocarbons (CFC) - substances used in refrigerators, aerosol sprays and some packing foams - has stopped the ozone layer from being depleted further.

1、hydrochlorofluorocarbon - HCFC:A substitute for chlorofluorocarbons.

5、Regulations are outlawing certain refrigerants, such as chlorofluorocarbons, which contain ozone-depleting chemicals.

11、Tetrachloride carbon (CTC) is an ozone depleting substance (ODS). It is mainly used as feedstock of chlorofluorocarbons (CFC), chemical process agent and cleaning solvent.

7、Ban chlorofluorocarbons! These compounds are destroying the ozonosphere and permitting more UVB to reach the earth's surface.

3、hydrofluorocarbon - HFC: A substitute for chlorofluorocarbons.