NB/T 47065.1  支座 A 2139t

2 A2139t

47065.3 B3037

WN500-150 RF Sch120oker/40s1

BI 79197

WN200(A)-160M6r./l80sc=&eqid=80eb

HP-2 е═ц╕д─б╘е═б╠д│б�

SP-2255

wn20(b)-25 m s=450(b)F2

BI 10349

BI 8076-1.616 RF(bB=738=mF1b0/1600-1.0 S2-40p5RF1200=10M-6 ff2=245F