NB/T 47065.1  支座 BⅠ 20340 RF1@0��ذ�165FS@RF5@FSFS1@ch4SS5 RJ2A�)-40RF5 RJ

BI 20340 RF1@0��ذ�165FS@RF5@FSFS1@ch4SS5 RJ2A�)-40RF5 RJ

SO 8"-150 RFH64R0SSSCH40S@t.53/u

SP-8011

SO654B-16RF35RJ2A=F6m386@SC0

WN 300(B)-16 RF S=504

WN 25-150 RF�6 g@Rh-S6F)-10

a wn1200-600rf s=30

wn20-16 m h/040s

WN 4"-150 RF Sc