NB/T 47065.1  支座 A 757

4 A757

WN50-150 RF RFb=86M1400-1.0600-

2 FM 2400-0.620δ1=14

Pl 25-10 rf

WN80(B)-16 RF48027

1 FM 350-1.6 δs=8uot.8

pl00(b)-10rf hg/t21633-19950 RF Sch20SSFRF1893�100

SP-9353

PJ/RJ 150(B)-16 RF50F5

pl50b)-25 rfD=75 K=56.S=FFRJh D=ط°آ¨HG20615 WN