HG/T 21574  吊耳 LP-44-120

LP-440-120 wRF0�402.:��F04..RF

PL450B-16M002

WN 50-160 RF S-4053000J Sc/

wn40-300 rf=92-1.0/70-

47021 M300-1.0 S=4F Sch8

wn150(b)-40ff2-1155000-3001/

PL150-10 RF d=212水线 B1=170.5  3*45

WN200(a)-150FF Sch400 Rj-1/uҪf/R=-12ch4F b=6 b=s=1

PL