| 单词 | cfc |
| 释义 | > as lemmasCFC CFC n. chlorofluorocarbon. ΘΚΠ the world > matter > chemistry > organic chemistry > organic compounds > [noun] > other organic compounds xanthide1823 idrialin1838 barégin1863 violantin1866 biguanide1881 turmerol1890 tetrazole1892 oxazolone1899 indanthrene1901 silicone1906 platinum blue1908 hydroxycitronellal1929 haloform1931 octamethylcyclotetrasiloxane1946 organo-siloxane1946 chlorofluorocarbon1947 permethrin1975 CFC1976 the world > matter > chemistry > organic chemistry > hydrocarbons > [noun] > halogenated hydrocarbons > specific tetrachlorethane1871 pentachloroethane1872 trichloroethylene1889 Freon1932 tetrafluoroethylene1933 fluorocarbon1937 perfluorocarbon1947 heptachlor1949 tetrachlorodibenzodioxin1959 TCDD1971 CFC1976 1976 New Scientist 29 Apr. 213/1 (heading) The official view on CFCs and the ozone layer. 1985 Sci. Amer. Aug. 5/1 The levels of these gases, most notably chlorofluorocarbon-11 (CFC-11), CFC-12, ozone methane and nitrous oxide, have increased dramatically. 1989 Daily Tel. 2 May 17/3 Shoppers are told that meat and eggs are packaged in CFC-free containers. < as lemmas |
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