NB/T 47065.1  支座 BⅠ 800000-1.065475-698mp16RJ-1

BI800000-1.065475-698mp16RJ-1

WN 10"-150 FF S=4.19

2 RF 350-0.620δ1=a1Fm-2500 RJ S=7= 90ES.0ch4

WN20-300 RF sch140 Sb6-1.0-0.orum18-10rf16 RFf3008

BL80(B)-16M

WN100-150t Sch40h6 RFSF

BL 50(B)-16 RF2RFFch8y

NB/T47065.3 B550-18 SRF/0-1.rf b

SO80-