NB/T 47065.1  支座 BⅠ 5006 RF1650-2.5-130-1 C=31.

HG=JB/T4712-1992 BI5006 RF1650-2.5-130-1 C=31.

LWN15(B)-300RFch4FB)-400 fm/

PL125(a)-10RFrf6

BI 1600 H=2860n4000F�

1 RF 900-0.6 δs=756mnN350-6

WN150A-40T009=RF S

wn50(a)-25 rf f1/Å0-S=2fFhtb==F6=338 h=108615

WN 65(B)-150 RF

wn50b-150rf undefin�