NB/T 47065.1  支座 A 5080

2 A5080

2 A7247

PL65(b)-16RFmpampampn0=43Sch80S

SP-3810

SP-5649

法兰WN20-300RF0 T1500 STG40S.@RFSp@j@5c2@RF@443RF@7pampam0

WN 4"-150 RF Sch77022@RF@-400 L

BII 32708

DN40-PN16 SO RF ⅡSF S=5 RF07@F40SP2@Fj@5@F SRF@441671��@RFF@FF-R0M2FF@P2