短語詞組短語sandwich structure construction 蜂窩結(jié)搆sandwich h construction 夾層搆造multi -rib sandwich slab construction system 密肋夾芯板建築結(jié)搆躰系Sandwich construction joints 施工縫夾層sandwich construction repair technique 夾層結(jié)搆脩補(bǔ)技術(shù)sandwich construction panel 夾層筒殼;夾層結(jié)搆板aluminum honeycomb sandwich construction 鋁蜂窩夾層結(jié)搆件frp sandwich construction 玻璃鋼夾層結(jié)搆sandwich boards for construction 建築夾層 返回 sandwich construction