NB/T 47065.1  支座 BⅠ 900050rf35 R

BI 900050rf35 R

WN200(B)-16RF F41090 C0=6B)-/74-160 R40Ss.6/38-10RF2m

pl350-10rf s0/16r6 RF= b=1=6681210.ch

47065.2 A5572

so400(b)-25fm563rfampampa

bi 372

SW 40-150 RF

bwn900-300rfb=m880S-1.00-1.68-1250r

bl50-150 rf l=3/4&ampampampamp;amp;amp;amp;