NB/T 47065.1  支座 BⅠ 7503=98H

BI 7503=98H

BL400(B)-63 RF B=400

wn65-600 fmh)-1m35 aa=

WN 6"-150 FF O=279.

SO10(B)-16M5 ffRFB=221 D=30Schfc=1R

BL150-300 RF C=38

wn80(a)-63rf504 C=250(B

WN80(B)-40RF70188 b=3260(b)-25rf

BⅡ2300-F/SF S=10 H=8 H=171-4000(B)-25 fm s=8=4581F

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