HG/T 21574  吊耳 HP-1

HP-1 δsl/s=8M-

PL50-40 MG

SO 12"-150 RF Sch80

WN200-600RF SCH60 R6 rff 152R00f21f

wn25-25rf s=6.30

47021 rf500-0.6 п▒Б┬≥Б∙⌠п╫Б┴┬п▒Б┬≥Б∙⌠п╫я▒п

WN250-16RF Sch304/4150 rf/u00cB16-

PL100(B)-40MRF-25rf RRF233