NB/T 47065.1  支座 A 7425 m

3 A7425 m

WN 40-300 RF SCH160

WN150-150RF900-

bl150(b)-63rf

WN50-300 RF Sch40rum.ha@b40

SO40-16RF.)-10rf0ch4F2RRF BB-6@40@40HS5 RJF�

BL 40-300 RF Sch80

SO 80-300t-2

SW50-300 RF@rf71RhRFR-150 RF.F@0/@0��rfack��6

47065.4 B2RF46RF-1.0S R6 RF