NB/T 47065.1  支座 BⅠ 469

bi 469

SW 10-600 T��datF23 M3

bii 4660

BL15-150RF

BL500(B)-25FM RFf00-1Sâ€F

47021 rf550-10-1. B=217S=M7FFM6

WN80(B)-16 RF11312

SP-4608

SO 50-63 RFRF.0f s=1 RFF-F

WN80(B)-16 RF6287940s�f6.hs=325 K=375 L=12 C=5--6RF(B)-16 RF S=6 BB110507‚.