A.在轉角處搭設 B.在中間局部搭設 C.全立面連續(xù)設置 D.迎風面連續(xù)設置,其余各面局部設置,并符合要求
A.100mm B.110mm C.120mm D.130mm
A.120mm B.130mm C.150mm D.160mm