NB/T 47065.1  支座 BⅡ 420000a3/public/wx/data/src/haibo.jpg

PL 150-16 RFF S=6.5FS=60 rf.61

wn50(b)-25 m/1.0F=68.5100

WN40(B)-63RFS=5M S=12-2009

pl500(b)-6 ff d=620 k=585 c

HP-1 δ=12 S1=12

wn 50-100FMS-2.51F50 C5c5F S600mpa2.7700/T20500

WN500-600RJ B76026/02HGCAf =-651H.0-1

SO 25-16 RF S0）h60

WN450b-40rfm