NB/T 47065.1  支座 BⅡ 30000Mf=3, NB/F=20 K=1

BII30000Mf=3, NB/F=20 K=1

pl25b-16RF

BL 100-6 RF S=12h/

bl 500-300 RF6 ãžâ´=20 d=2

pl100(b)-6ff b1=70

BL50-100 TRF.htFM S=6 h=122

lwn25-600m C=25 B1=.0B=42

wn 150(b)-10 g4gF S/h

WN40(B)-100 MFM2150RfS=36F SF500

47023 -FM800-1.0/54-1090R/1RF SHG/