A.2000m3/h和5500m3/h B.5500m3/h和2000m3/h C.2500m3/h和5000m3/h D.5000m3/h和2500m3/h
A.11F1 B.11F2 C.11F3 D.11F4
A.380V B.220V C.110V D.400V