NB/T 47065.1  支座 BⅠ 60000L150(rfG1.0 R=508 N=2018/0=3 C

BI 60000L150(rfG1.0 R=508 N=2018/0=3 C

PL 500-6 RF�16gt0/FS=612=40 fm1��16RF0-1g/0F Sch60=R

WN 150(B)-25 RF S=5

hg/t20592pl20(b)-25rf=340RJ&/

IF50-25 M5rf)rff25 M160F B=hJ03300sRF40ect

pL80(B)-16 RFlF16=22-60lu-h80RF SRFsch40sRFsC=1

BL20-300rF0