HG/T 21574  吊耳 SP-21

SP-21650

so100(b)-600 rf

PL 50(B)-16 RF

WN 50(B)-16 RF S=30-1-0.25=ch402S�ot

pl500b-6ff800F

WN 50-16rfF=

WN50-150 RF Sch40R

WN250-300RF4.0152/u.5J

pl50-16rf2 RF5 &am RF Sam-00

PL 500(B)-16 RF50-0.6/1301 M43 Sc-1S=3.0S100-1.65mf sch4=S=101-107r/xi-2