密封墙 envelope wall ; sealing wall

粘土密封墙 [矿业] wax wall

封墙底漆 Close wall primer

水性封墙底漆 Water-based close wall primer

封火墙 fire seal

丙烯酸墙封 acrylic wall sealer

山墙顶封铺板 gable board

把通花砖墙密封 encapsulation of grille panels

楼梯间封闭墙 stairway enclosure

密封外墙 blank facade