NB/T 47065.1  支座 A 3254

2 A3254

WN 250(B)-25 RF S=6

PL 25(A)-16 RF

WN10"-150 RF S=

bi 7073

wn250-600 rfmbF0RF s=4F)-1RF

PL 300(B)-16 RF2769

3 B6549

BL350-10 M120 d=(b)-16rfpampam

WN 500(B)-16 RF-100 mfF@RF·����@RF@40-1.6eb16.SM.0�F1Ff@0fcmprf671@°F1Ff@)-16