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1、防水层起泡
JICENGHUNNINGTUDESHUIFEN、CHAOQIJIQIYALIDOUHUISHIWAILUDEFANGSHUICENGQIPAO。DANGZAIHUNNINGTUWEIGANZAOZHUANGTAIXIASHIGONGSHI,FANGSHUICENGHUIZUAIHUNNINGTUZHONGSHUIFENDEZHENGFA,DANGWAIJIEQIWENSHANGSHENGSHI,ZHENGQICHENGWEIJIYAFANGSHUICENGDELI,CONGERSHIFANGSHUICENGQIPAO。ERQIPAOJIASULEFANGSHUICENGDELAOHUA。
从而可知,引起“起泡”的原因是含在混凝土内的剩余水分的影响。混凝土是水泥与水通过水花反应硬化而成的,水泥硬化时需要必要的用水量。防水卷材用油而为了提高浇筑混凝土的流动性,还会增加用水量。浇筑后,就成为剩余水,成为产生收缩裂缝、蜂窝状混凝土的原因,也成为防水层起泡的原因。
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2、FANGSHUICENGDUANLIEYUBOLI
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