A.垫层 B.找平层 C.隔离层 D.填充层
A.1500 B.3000 C.4500 D.5000
A.15.000 B.15.888 C.1.713 D.17.30l
A.(1)(2)(3)(4)(5) B.(2)(1)(3)(4)(5) C.(l)(2)(4)(3)(5) D.(1)(2)(3)(5)(4)
A.5m B.6m C.7m D.4m