屋面工程防水等级为Ⅱ级时，若选用合成高分子防水卷材，规范规定其最小厚度不应小于下
屋面工程防水等级为Ⅱ级时，若选用合成高分子防水卷材，规范规定其最小厚度不应小于下列哪一数值?A0.8mm
B1.0mm
C1.2mm
D1.5mm
正确答案D
解析:
参见《屋面工程技术规范》(GB 50345—2012)。4-·5·5每道卷材防水层最小厚度应符合表10-3的规定。
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