NB/T 47065.1  支座 BⅠ 120020 s4

BI120020 s4

WN25(A)-160 FM SCH0-15S51-140-1400-4.105-2009 BL5

aWN850-150 RF S0 *=52�f00(b)-10rfRF9�

WN25(B)-25FMr5

WN25(a)-100rj

WN25-150 RF-120N25-150S=9800-1000-2.551

bi2500-fs30592b6000650f sch80s/12bf0

WN25-150 RF Sch4015)-25rfs=40-2s.

bi 22