NB/T 47065.1  支座 A 5017

47065.2 A5017

2 A805

DN200-PN25 WN RF Ⅱ S=2

WN 4"-150 RF Sch4356

bi 3086� &ampampamp)-16RF-150 RF4Fmpampamp@4@40S�� f

WN 200(B)-16 RF S=6

wn450a-10 RF

BI 326

AXC-10-160-20=3Sch20 T0

B WN700-150 RF B=568��п©Б∙║п▒Б■─Б�