NB/T 47065.1  支座 BⅠ 78150

BI 78150

3 FM 450-1.6

DN500/PN16/02&32A

BI 78914

5 M 300-2.5 δ0=8

WN 80(B)-16 RF S=5

BL RF 10K 25A

3 M400-2.5

BII 25349

wn50-600rfs=3.5,20,hgmpampamp;quot6 RF f1=3 b=4FF250(R0- so50003FM 1400-1.632E RF@P2@Fj@5@F0047750 RF49 S=5.5d=58 C=14G/SS8rf50 R