...关键词：全水发泡；聚氨酯；泡沫塑料；CFC替代 [gap=7854]Keywords: all-water foaming; polyurethane; foam; CFC substitution ...
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cfc-11 substitution cfc替代
The pharmaceutical aerosol propellant CFC substitution has become a hot topic in international pharmaceutical field, but it has not been started in China.
药用气雾剂抛射剂CFC（氟里昂）的替代转换已成为国际药剂学研究的热点之一，我国尚未起步。
The basic principle of atmospheric ozone layer destruction hy polyurethane blowing agent CFC-11, and various way, developmental trend and economic feature of substitution for CFC-11 were reviewed.
简述了CFC - 11对大气臭氧层破坏的基本原理，介绍了聚氨酯cfc - 11替代的不同途径及发展趋势，评价了CFC - 11替代的经济特性。
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