NB/T 47021  法兰 C-RF 1400-1.0/20δs=12.0./p23

1 CRF 1400-1.020δs=12.0./p23

PJ/SE 25(B)-10 RF S=3=S=2756FF8 S=3.4

BL800A-600RJ HG/T20615-2009 B

BⅠ 1600-CH

NB/T47023 RF400-1.0 rfRF25

SO 65(B)-10 G023

PL20(B)-16 fF0 CF

wn40-150rf 5D0bb=1RF9 �

SO 8"-150 RFF Ⅱ rf12M-rfs=8ch4-14/5W-B

3 CRF