GB/T20219-2006/ISO8873:1987
喷涂硬质聚氨醋泡沫塑料
Spray-applied rigid polyurethane cellular palstics
(ISO 8873: 1987 ,Cellular plastics ,rigid-Spray-applied polyurethane foam for thermal insulation of buildings-Specification ,IDT)
OCR识别版,可以直接拷贝
GBT 20219-2015 绝热用喷涂硬质聚氨酯泡沫塑料...