NB/T 47065.1  支座 BⅠ 14897

BI 14897

B WN 26"-75 RF=27.7 R0/m80

WN80(B)-16 RF4970

Bl40-300 fmch5r

PL 150(B)-25 RFmpampampquothg20615 wn400-600rj&;a

WN80(B)-16 RF17261@lwn@FRF..c-400 RF�00-80S=6 R

wn20-16rfs S0ro sc s

WN50-300 RF Sch14

PL 300(B)-16 RF3910

B WN30"-150