This article is a study of methylene chloride as a substitute for trichloro-fluoromethane in producing flexible polyurethane foam.
讨论了
二氯甲烷替代一氟三氯甲烷进行软

酯泡沫塑料的生产。

酯;
酯泡沫体;
酯泡沫塑料;
乌拉坦泡沫胶This article is a study of methylene chloride as a substitute for trichloro-fluoromethane in producing flexible polyurethane foam.
讨论了
二氯甲烷替代一氟三氯甲烷进行软

酯泡沫塑料的生产。
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