HG/T 21574  吊耳 LP-2-1

LP-2.00-1F5S=11/.5 B=90

DN80-PN10 PL FF I

wn700(b)-16fm

WN200B-40m01=71c=27f1=1dwn400-600rjд╬ц

WN25B-63RF S=35s4150-40CHSCH8032(S/=.6 δ=15

WN15B-63RJ0F6000004025

WN80-25RF+S=10.5+&amF175000-150 RFHS/mpampampam

SO 300(B)-300 RF b=0/7Ni

PL250-16FF