Some HCFC blowing agents replacing CFC 11 for polyurethane foam are introduced in this paper.

简单地介绍了几种用于聚氨酯泡沫塑料的CFC替代物——HCFC 发泡剂的性能特点。

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Some HCFC blowing agents replacing CFC 11 for polyurethane foam are introduced in this paper.

简单地介绍了几种用于聚氨酯泡沫塑料的CFC替代物——HCFC 发泡剂的性能特点。

youdao