NB/T 47065.2  支腿 a4/h1=

2 a4/h1=

WN150-150RF0-150 RF Sch401/d=

PL 50(B)-10 RFFsFRF2 bl50-16 rf0

WN250-150 Rf Sch161000-1.0 RF0-1.0wn5

PL40(B)-16 RF

WN 25-2500 RJ s=F=1.6m1

BI 60000L150(rfG1.0 R=508 N=34=8f1000-0

SO100-600RJ400-0.6/RJ65-100R-2.5/62-129F

47023rf500-2.5/-10 RF