天然钠基膨润土膨胀性增强研究及其在防水方面的应用 关键词：膨润土；膨胀指数；CMC；防水材料 [gap=839]Key words：bentonite；swelling index；CMC；waterproof materials
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Building waterproof materials 建筑防水材料
Organic silicon waterproof materials 有机硅防水材料
high polymer waterproof materials 高分子防水材料
Green waterproof materials 绿色建筑防水材料
film waterproof materials 涂膜防水层
new waterproof materials 新型防水材料
rigid waterproof materials 刚性防水材料
powdery waterproof materials 粉状防水材料
polymeric waterproof materials 高分子防水材料
Every box is lined with waterproof materials.
每个箱子内部都衬有防水材料。
The roof waterproof materials may adopt the modified oxidated asphalt coiling materials and other high molecular materials.
屋面防水材料采用改性氧化沥青防水卷材和其它高分子材料。
The decrease of paper based asphalt felt by a big margin is the general trend, instead, a large number of advanced waterproof materials are coming in.
纸胎沥青油毡大幅度减少是大势所趋，代之而起的是一大批先进的防水材料。
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