HG/T 20592  法兰盖 BL 1800-160 FFrf107mp

3 FM 500-4.0B=723B=40-

BL1800-160 FFrf107mp

BL150-300 RFA

wn80-300m sch40s-13/00 RF*80

2 B3 DRF3f0smJh60

WN100-16RFf14

47021C-RF600-1400-6.4/140-2S=29 S=9.525

WN200B-16RF S=4

a wn1050-600 rf

5 FF 500-1t1-1.0/70FF/b1=1/063RFB)�‚¬â€œ3/u00c2/u00a