rigid foam meaning in Chinese

刚性泡沫
硬质泡沫塑料

Noise reduction properties of polyurethane rigid foam
聚氨酯硬质泡沫塑料降噪性能研究
Standard specification for rigid foam for use in structural sandwich panel cores
结构夹层板芯板用硬质泡沫塑料标准规范
Gypsum plaster boards with polystyrene or polyurethane rigid foam as insulating material
用聚苯乙烯或聚醋酯硬质泡沫作绝缘材料的石膏灰粉夹
The new waterproof and heat insulation building material - the study of polyurethane rigid foamed plastics
耐高温聚异氰脲酸酯硬质泡沫塑料的制备