HG/T 21574  吊耳 HP-28

HP-28M�J B=3.5J4

1 FF 500-1.6 δs=10

SW25-300 RF0l=495rfD=1916 m0@ Sf1r

so32b)-40rf=0Rch hF0ssB61/

bâ… 500-s/@bii 1000

BL 450(B)-25 RF=8 A= S1=6.3R δa=6c=14 RF B/0

PL15-16rf

47065.3 B410RF0S=11.

WN600-150RF sch40s d=1mp

D