硬泡沫橡胶 rigid foam rubber
硬泡沫氨基甲酸乙酯 Rigid foam urethane
扩张聚苯乙烯硬泡沫 Expanded polystyrene hard form
硬泡沫塑料 rigid expanded plastics ; rigid plastic foam
硬质泡沫塑料 rigid foam ; rigid foamed plastics ; Rigid cellular plastics
硬胶泡沫钻井液 ebonite foam drilling fluid
磁性软硬泡沫 magnetic soft and hard foam
半硬质泡沫塑料 semi-rigid foamed plastics ; rigid foamed plastics
硬质聚氨酯泡沫 RPUF ; polyurethane foam of hard quality ; rigid PU foam ; PURF
聚氨酯硬泡沫箱体，耐冲击喷漆。
Polyurethane integral hard foam enclosure with impact resistant paint finish.
在大量实验的基础上给出了聚氨酯硬泡沫塑料低温线胀的变化范围和平均值。
Based on a lot of experiments, the change range and average value of the linear expansion of polyurethane at low temperature have been given.
找出了发泡剂为氟里昂- 11的聚醚基浇注型聚氨酯硬泡沫塑料上述弹性性质的经验公式。
The experience formulas for the above-mentioned elastic properties of a moulded PUR foam of polyether base blown by F-11 are presented here.
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