查看完整版本: ITUR M.549-1

pps3000 2006-11-21 10:58

ITUR M.549-1

07-1982 Side tone reference equivalent of handset used on board a ship in the maritime mobile-satellite service and in automated VHF/UHF maritime mobile radiotelephone systems
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查看完整版本: ITUR M.549-1