NB/T 47021  法兰 C-FM 400-1.0/1.0п⌡п┬п═я⌡я≈п

1 CFM 400-1.01.0п⌡п┬п═я⌡я≈п

SW32-10RFforum60f0R.62009000RF SCekf0⌠п

wn80(b)-40 m s=5/0=508695

wn25-2500 rf6-250a

wn65 (b)-25 rf s=4.5=4F-RJm/-0--1.F/

so65-25m05M/pa

so80-25rf c=2G/00ta0/54-

PL125(B)-16 RF C=28�1WN2b@A

WN50-150