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墙壁脏了怎么处理
更新时间: 2020-11-06 00:00:00  

墙壁脏了,使用石膏或沉淀性钙粉,沾在抹布上轻擦,还可以使用细砂纸轻松去除。

石膏是单斜晶系矿物,是主要化学成分为硫酸钙(CaSO4)的水合物。石膏是一种用途广泛的工业材料和建筑材料。可用于水泥缓凝剂、石膏建筑制品、模型制作、医用食品添加剂、硫酸生产、纸张填料、油漆填料等。石膏及其制品的微孔结构和加热脱水性,使之具优良的隔音、隔热和防火性能。

关键词: 墙壁 怎么 处理

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