NB/T 47023  法兰 RF 1000-1.0 δ=60 h=120

so/@47023 rf1000-1.0 δ=60 h=120

WN150-1500 G RFT2/SMfâ€10 c=10WN125(B

47023 FM 500-2.5/40-105823500-25

WN350-150RF S/G SC/5

SO100-150 Rj-0.6/F-25RF RF25R50rf s)0Sh160F

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