高分子防水卷材,厚度测量前试件在(23±2)℃和相对湿度()%条件下至少放()h。 ["23±5.20","23±5.2","50±5.20","50±5.2"]
沥青防水卷材拉伸试验试件制备中,试件应在试样上距边缘()mm以上任意裁取。 ["50","100","150","200"]
沥青防水卷材,拉伸性能中拉伸试验夹具移动速度()mm/min,夹具宽度不少于()mm。 ["100±10.50","100±10.100","100±5.50","100±5.100"]
在沥青防水卷材长度测定中,长度测定在整卷卷材宽度方向的两个()处测量。 ["1/5","1/4","1/3","1/2"]
沥青防水卷材长度、宽度和平直度的测量应在卷材展开()min后测量. ["5","10","20","30"]
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