HG/T 21574  吊耳 APB-74

APB-7416/5.0/60-11

BL 150-16RFrf-0.6B)-161

LJ 1 1/2"-1500 ST Sc

WN 15(B)-25RFmpampamp

PL400(A)-10 RF6 FFrf D00150 RFnch40sR-1/rf

PL 200(B)-16 RF

NB/T47021 FF650-1/B/ FM900-1/u00c2/u S=6F=12

WN 4"-150 RF Sch10S f=1.6

SO 40(B)-16 RF

PL150-16