A.0.5-0.75 B.0.45-0.75 C.0.2-0.4 D.0.6
A.55KW B.75KM C.90KW D.132KW
A.60000 B.50000 C.30000 D.40000
A.1600 B.1200 C.10000 D.11800
A.密封環(huán) B.進口閥 C.逆止閥 D.流量調(diào)節(jié)閥