法兰 PL 50(B)-10 RF bb=δ1=8.3316 RF=105h4

pl50(b)-10 rf bb=δ1=8.3316 RF=105h4

wn50b-100 rj/

PL 80(B)-10 RF

SO 500(B)-10 RF

PL 20-16 RFF-10F5RF S.0/136-RF-1.6-RF Sch40RFu00c6/u0092/u0=177F0fm402

wn80-1500 rj sch160/

SO150(B)-16 RFFRFF/

WN 150-16 RFfF135

wn25(a)-100 rf 2/u00c3/u008

wn