NB/T 47065.1  支座 BⅠ 21950S=7.6

BI 21950S=7.6

WN 80-2500 RJ Sch60

SO 50-300 RF6001ffF.021

SO32(B)-16G/F RRJ/=5rf4029n=750

SO15B-16 M56 D=2=;ampnbspt3.5 BB=80 s=56 wn

WN25(B)-40 RF A=4

wn 600-300 rf b=5800SS=8

BL 500-25 RF00/rf b=rffFmF9SO2.ÃaS RF1“

20592wn25-2500RJ/

WN3/4"