NB/T 47065.1  支座 A 620SHG=38Fb1=

47065.3 A620SHG=38Fb1=

so250b-10rf dFampq)-15 bb=635 f1=

wn200-300rf SCH40s=S15

SO 1"-150 FFT51

LWN80-300 RF S=8RFC=1= n=80 rf h=300-2f00RF0Fh40RM30FB)

SO400-150 FFPå¾64-1rfansi1408 c=3480

WN65(B)-160 M S=≥4�

bl500-16 rf q235b50-116 RF,S=6