NB/T 47065.1  支座 BⅠ 4577B)-10 RF6 RF1@rf3 ScF@ï�235-R@000F@00-4

BI 4577B)-10 RF6 RF1@rf3 ScF@ï�235-R@000F@00-4

3 B7891

WN 650(B)-16 RF

DN80-Class150 WN RF S=0

LWN 25-150 RF H=1893

SP-6101

SP-6548f2Fdata5 RJ RFF5 R

BI 71232

3 B2394

BII 37417110h80S0am9F2035mpampampamp s s=1200rf schร‚0050-1.060h4)Sc0.25d=21