A、sight or sound
B、seeing or sounding
C、visual or audible
D、seeing or hearing
更多“The SART should provide a（）indication of its correct operation and should also inform survivors when it is interrogated by radar.”相关的问题
A、The SART should be placed in water immediately upon activation B、The SART should be held as high as possible C、Switch the SART into the "high" power position D、If possible，the SART should be mounted horizontally so that its signal matches that of the searching radar signal
A、Alert the Coast Guard by using the survival craft's portable INMARSAT unit B、Program the SART and EPIRB to transmit the vessel's location and situation C、Place the SART and EPIRB in the“ON”position and secure them to the survival craft D、No additional steps are needed as the SART and EPIRB will both automatically float free and operate properly
A、The SART's blips on the PPI will begin arcing and eventually become concentric circles B、The DSC unit will react to the SART's signal and respond with the two-tone alarm C、The SART can provide an approximate location to within a two nautical mile radius，per IMO standards D、The SART signal appears as a target which comes and goes; the effect of heavy swells on a SART
A、A.The SART's blips on the PPI will begin arcing and eventually become concentric circles B、B.The DSC unit will react to the SART's signal and respond with the two-tone autoalarm C、C.The SART can provide an approximate location to within a two nautical mile radius per IMO standards D、D.The SART signal appears as a target which comes and goes; the effect of heavy swells on a SART
A、A unique radar signal consisting of a blip code radiating outward from a SART's position along its line of bearing B、A unique two tone "warbling" signal heard on VHF-FM ch-70 C、A unique two tone alarm signal heard upon the automatic unmuting of the 2182 kHz radiotelephone automatic watch receiver D、The SART signal appears as a target which comes and goes; the effect of heavy swells on the SART
A、radio-telephony, DSC, Direct Printing Telegraphy,Navtex and SART B、INMARSAT, DSC, Direct Printing Telegraphy, Navtex and SART C、radio-telephony,DSC,EPLRB,Navtex and SART D、Status Recording system,DSC,Direct Printing Telegraphy, Navtex and SART
A、It transmits "SOS" and the vessel's name and position in slow speed Morse Code B、It will appear on a radar unit's PPI as a line of dots radiating outward with the innermost dot indicating the SART's position C、It will appear on a radar unit's PPI as a line of dots radiating outward with the outermost dot indicating the SART's position D、None of the above
A、The Morse code distress series S-O-S repeated 3 times followed by DE and the vessel's call sign B、A line of blip code on a radar screen outward from the SART's position along its line of bearing C、A line of blip code on a radar screen inward from the SART's position to its own ship along its line of bearing D、None of these
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