NB/T 47065.1  支座 A 120000(B)-=-00

A120000(B)-=-00

wn600-300rf sch60&ampampampampampampsa=U

WN 400(B)-16 RF D=579 N=462 f1=2.5

SO 200(B)-16 RF

BL 200-150 RF=40-25h40S TR RF8-150-10RFJ 14350-100 RJ B1=63.71=-201

DN 50-3.5 90EL

1 M 500-2.5δ s=60-00A ch80D= B=18

pl300(b)-16rf d=370