NB/T 47065.1  支座 BⅠ 7089

PL 80(B)-10 RF

BI 7089

WN 50-16 RF SCH400 h=120.6-1 RJ=3H3ch4

BL 20016-16 RF1015R¬Ã

NB/T 47021 RF 600-100(

so 150b-16rf@W

wn150(b)-25g/45-1055.6Fa wn700-300 rf=6.30

wn20-900RF6S=chA-16R/(

47023rf2000-1.6/6f15F1

wn20b-16 fmH4000-1400b0/S0062/u0mpam