单项选择题
A.明槽 B.漏滴 C.漏槽 D.滴水
A.8% B.10% C.12% D.15%
A.屋面面层、防潮层、保温层、顶棚 B.承重结构层、屋面面层、保温层、顶棚 C.面层、垫层、基层 D.隔离层、结合层、找平层、隔声层