NB/T 47065.1  支座 BⅠ 1800220 ãžâ´1=28 h=84

BI 1800220 ãžâ´1=28 h=84

WN80(B)-10 RF S=6/a

B WN 800-300 RF Sch1F6+ampampam

WN8"-150 RF S=410 RFrf h1=1063 RF S=442 l=

WN 500-16 RF=108-300 RF Sc

WN 600-25 RF S=10MS=6mpampampampampa

PL40(B)-10 RF B1=46rf151fm s

wn100-300rjs=10F�Rhg