NB/T 47065.1  支座 A 620SHG=38

47065.3 A620SHG=38

wn25B-16 RF RF HG/T2n650-40-300 RF=586160250=3

WN250-150 RF Sch605)-2

WN 300(B)-16 RF

WN 150B-25 RF

WN100(A)-16 RF-14540F0 r400-24pampampampampam

wn80-1500fmRF/F2665G50A=76

PL 500(B)-16 RF580S B=158620-25M1=RF.&

HP-1 δs/M)-1RF