法兰 WN 50-40 RF bb=60.3 s=4(B)-RF/ S=0 RJ225RFδ=65

wn50-40rf bb=60.3 s=4(B)-RF/ S=0 RJ225RFδ=65

A WN1500-300 RF/

WN50(B)-25 RF S=3

LWN 40-300 RF

nb/t47021rf300-1.00 fmF S=401ceRvF0rf0-

WN80(B-16RF

so 25(b)-16 fm

WN15-63RF

wn20(a)-16 rf 26.9*2 s=28 aa=512

wn100(b)-150rf b=3 A= S=RF0e.001F4/5s12=