法兰 RF 3000-1.0/402.5/84h8

NB/T47022 RF3000-1.0402.5/84h8

so125-25fm

bl25(b)-1500m S=3.3009bl300(b)-6 rf5 RF S=4.5.5M S=4.50 b=24500-1.L25(B)-

47023 fm 700-1.0 δ1=8 ÃÃ

WN65(A)-25 FM

47022 FF1500-1.0

WN100-150 RF t

1 CRF 400-1.0

wn3