ICS 91.120.10 P 32 安徽省地方标准 DB34 DB34/T 2840-2017 岩棉保温防火复合板薄抹灰外墙 外保温系统安全与质量要求 Safety and quality requirements for external thermal insulation composite system base on thermal insulation fireproof rock wool clad panels 2017-03-30 发布...

时间:2025-01-28 02:09栏目:行业资料