NB/T 47065.1  支座 BⅡ 31296

BII 31296

SO 12"-300 RF

WN 50-150 RF2466

2 A3664

LWN50-150 RF H=2074

3 B8083

WN 300(B)-25 RF S=10

BI 77005

WN 50-150 RF3176

PJ/SE 80(B)-40 RF rf c000-16G54+170-920O-25sch80S125 RF00(A)-126 δ2=0fR@PFFt5 RJ r80HG/T20592-2009ch416pampampampampamp