| 单词 | perfluorocarbon |
| 释义 | perfluorocarbon (once / 11819311 pages) n WORD FAMILY perfluorocarbon USAGE EXAMPLESThe test vapors are called perfluorocarbon tracer gases and present no health or environmental hazard to the public, officials said. US News(May 09, 2016) That is what the study will try to find out with a tracer gas in the perfluorocarbon family, the Police Department announced last month. New York Times(May 15, 2013) n a powerful greenhouse gas emitted during the production of aluminum Syn|Hyper PFC fluorocarbon a halocarbon in which some hydrogen atoms have been replaced by fluorine; used in refrigerators and aerosols greenhouse emission, greenhouse gasa gas that contributes to the greenhouse effect by absorbing infrared radiation |
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