NB/T 47065.1  支座 A 105 hg/@BL-40 RF=6=S=5B=24.3-)-16 R=480h80 s=

a105 hg/@BL-40 RF=6=S=5B=24.3-)-16 R=480h80 s=

WN100(A)-16 RF S=878 A=27 undefine=2S=4 20Hrf-4

pl500b-16rfF(66j40s91-1. C6RF SF S= rf d=92.190/610h=40

20615wn150-300rf/HG

WN200-300 RF SCH160S31t(b)-6

WN80(B)-16 RF0 RF SCH40s5M S=

PL80(B)-16 RF6 MF R