NB/T 47065.1  支座 BⅠ 78714

BI 78714

WN 50-150 RF3689

WN 2000(B)-16 RF S=22

BI 140070 rf

BⅡ 17084

47065.3 B6786

pl400(B)-16MRF0-6.-4F

BI 12904

BI 74857

47065.3 B59550 RF40959550h091200-1250r/RF5 Rp40rfamS=400-11.N15020416 RF S=766F370516RF3.50A@40@S5 RJrv(b1@RF@4382  RF0-CH=