On the basis of development tendency of wateproof materials at domestic and abroad, for a long time, the main products is still bitument waterproof rolls.
根据国内外防本材料发展趋势认为，传统的沥青防水卷材在当前相当长一段时间内，仍是主导产品。
Study on asphalt waterproof coating modified by wate rubber powder;
