NB/T 47021  法兰 C-RF 1000-0.25/6 R

47021 C-RF 1000-0.256 R

WN 400-900 FM S=20

3c-fm1200-4ch802(b)--/66B)- RF B=32�@5@3@0

LWN20-300 RF H=32

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PL150-16RFu4Sc6000-0.6 R

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