单词trichlorofluoromethane
网络: 三氯氟甲烷；三氯一氟甲烷；一氟三氯甲烷
This article is a study of methylene chloride as a substitute for trichlorofluoromethane in producing flexible polyurethane foam.
讨论了用二氯甲烷替代一氟三氯甲烷进行软质聚氨酯泡沫塑料的生产。