NB/T 47065.1  支座 BⅡ 5578

bii 5578

PL125(B)-16 RF b=

WN 125(B)-40 T

SP-818R

WN 150(B)-40 T

3 B521

BI 12863

SOP FF 5K 600A t=26.3

WN 80(B)-40 T

BI 74433K 600A-150 RFFMHHG/FFF0 RFRRFde0.5 RJ R1150 RFRF Ⅱ00 RJ=2frf RF�1F@F250J S RFF C80SFS0-1=312���5 RJch40S18049b)-10r