室内给排水、消防及雨水施工方案

(mm)5075110160500750110016001500200020002000,20(0C)100--100(min)2515i0.03:a.0.08-0.15155b.,38.7.5PVC8.7.5.1(1)(2)(3)QC(4)(5)a.()b.c.d.()(6)A()50mmf.35()10mmg.45h.i.(2030mm)(5mm)()Ca.50mm1500mm()b.()c.Da.b.2452c.9.2.39.2.3.19.2.3.29.2.3.39.2.3.4C3039.2.3.5(1)(2)[2000]399.6.4a.JGJ5999[2000]39b.2mc.300mm20m31.5m1.2md.(1)14()(2)(3)2-3mm