NB/T 47065.1  支座 A 1811-000-

4 A1811-000-

BWN 700-600 RJ/

WN80-300 RFSCH801.0 δs=81010 RFrf h1010-25RFSCFsch40f0025(S05r80.4/5

DN350/PN16/11B S=4.5

20592Pl50-16rf68 R01 H=

BL20b-16RFHFB)-16RFRF25RF

DN400-PN16 BL RF Ⅱ0 R=12tb=- 6 RF B16-0.6hCH4rf hg00-=1300rf5 RF5

WN200-300 RJ