地毯衬 meaning in Chinese

underlayment

Polymeric materials , cellular flexible - polyurethane foam for load - bearing applications excluding carpet underlay - specification
多孔软质聚合材料.地毯衬底外的承重用聚氨酯泡沫塑料.规范
Polymeric materials , cellular flexible - polyurethane foam for load - bearing applications excluding carpet underlay - specification
软质泡沫聚合材料.地毯衬底除外的承重用聚氨基甲酸酯泡沫体.规范
Polymeric materials , cellular flexible - polyurethane foam for load - bearing applications excluding carpet underlay - specification iso 5999 : 1982 ; german version en iso 5999 : 2004
软质泡沫聚合材料.不包括地毯衬底的承重用聚氨基甲酸