硬质泡沫塑料|沙特标准|SASO ASTMC578
Standard for Rigid Cellular Polystyrene Thermal Insulation
硬质泡沫塑料隔热标准
Technical Regulation for Building Materials : Part 2: Insulation and Building Cladding Materials
硬质泡沫塑料|沙特标准|SASO ASTMC578
Standard for Rigid Cellular Polystyrene Thermal Insulation
硬质泡沫塑料隔热标准
Technical Regulation for Building Materials : Part 2: Insulation and Building Cladding Materials
15271807183 |
在线认证咨询 |