GB/T 40916-2021液化气储运用高强度聚氨酯泡沫塑料标准
英文:High strength polyurethane foam for storage and transport of liquefied gas GB/T 40916-2021介绍: 国家标准《液化气储运用高强度聚氨酯泡沫塑料》由...
英文:High strength polyurethane foam for storage and transport of liquefied gas GB/T 40916-2021介绍: 国家标准《液化气储运用高强度聚氨酯泡沫塑料》由...