NB/T 47065.2  支腿 A4R Sf5rfr010 Rï؟½bb)-25 rfb76 K=565 L=33 n=24 C=80/ch40 RF

2 A4R Sf5rfr010 Rï؟½bb)-25 rfb76 K=565 L=33 n=24 C=80/ch40 RF

WN50(B)-100 fmu00a0=14m0 h=2500mn=2

WN50(A)-100 M=2.5RF=450RF s5 m1Sr0-6000-

PL200(B)-40 fm=72-)-16RFch30120-90 S=120S´=600 RFcomph-1.0

BL 600-10 RF0 δa=1-1.

bl80(b)-100m5RF21mm-1RF

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