NB/T 47065.1  支座 A 352

47065.3 A352

3 RF 1800-1.6 δ0=12Ruo

B WN1000-150 RF73gR0amp;ampam

WN15(B)-160RF)-1f

WN 50-150 RF5126

WN 25-300 RF B=101.51.55S08

BⅡ 19236

WN 10(B)-40 G S=4f=56 MSc

47023rf700-2.50(b)-16r(B) schFf&;ampampampampampampampampamp;wd

BL25-25 m R-1.0Fe-c