HG/T 20592  法兰盖 BL 10-25 RFRF30fm1-f0)-0f/00RF S/5-300 R

BL10-25rfRF30fm1-f0)-0f/00RF S/5-300 R

WN250A-63MS6 Rj1745RF B=52F0 RFaRF S/1=1

bi 800 h=1000500-=0s0-25

bl80-900ff4件-)-40RF D=3 ÎffFs

PL 200(B)-16 RF5L160s/60.5-11.mF.9f25hS=4

wn600(a)-300fm 法兰盖 S=/4

21520pl600-16rf0rf sch4000 LM=R