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How can a SART’s effective range be maximized?______
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.
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更多 “ How can a SART’s effective range be maximized?______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. ” 相关考题
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符合CCIR628建议的SART,有一根长绳与之连接,以供()使用。
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there is no reason that they should limit how much vitamin you take ____ they can limit how much water you drink.
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SART的信号发射是_____。A.SART浸入水后就发射B.SART收到X波段雷达的触发脉冲就启动连续发射C.SART收到X波段雷达站的触发脉冲就发射一次D.SART浸水后，同时收到X波段雷达的触发脉冲，就连续发射
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Which step should be taken，if possible，when the vessel must be abandoned because of a distress situation ________．A.Alert the Coast Guard by using the survival craft's portable INMARSAT unitB.Program the SART and EPIRB to transmit the vessel's location and situationC.Place the SART and EPIRB in the“ON”position and secure them to the survival craftD.No additional steps are needed as the SART and EPIRB will both automatically float free and operate properly
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How can rescue personnel detect that a SART is transmitting in the immediate vicinity ________．A.The SART's blips on the PPI will begin arcing and eventually become concentric circlesB.The DSC unit will react to the SART's signal and respond with the two-tone autoalarmC.The SART can provide an approximate location to within a two nautical mile radius per IMO standardsD.The SART signal appears as a target which comes and goes; the effect of heavy swells on a SART
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B.no more than
C.no less than
D.any more than
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GMDSS要求（）设备是各航区必备设备。A、NAVTEX接收机和S-EPIRBB、SART和TWO-WAYVHF无线电话C、SART和S-波段雷达D、卫星船站和中高频组合电台E、DSC终端
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GMDSS要求船舶必须配备（）.A、DSC和SESB、SART、TWO-WAY VHF和EPIRBC、SART、EPIRB和518NAVTEXD、SART、TWO-WAY VHF、EPIRB和518NAVTEX，VHF DSC
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SART的信号发射是（）。A、SART浸入水后就发射B、SART收到X波段雷达的触发脉冲就启动连续发射C、SART收到X波段雷达站的触发脉冲就发射一次D、SART浸水后，同时收到X波段雷达的触发脉冲，就连续发射
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单选题The SART should provide a（）indication of its correct operation and should also inform survivors when it is interrogated by radar.A
sight or soundB
seeing or soundingC
visual or audibleD
seeing or hearing
考题
多选题SART的应答信号是（）A把SART电源开关放到ON，立即发射应答信号B把SART抛入水中，立即发射应答信号C把SART电源开关放到ON，被X波段雷达触发后，立即发射应答信号D当SART与搜救雷达距离1′以上，为同方位、等间距、最多12个亮点信号E当SART与搜救雷达距离500m~1′时，为同心弧F当SART与搜救雷达距离300m~500m时，为同心园
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单选题SART的应答信号是（）。①把SART电源开关放到ON，立即发射应答信号；②把SART抛入水中，立即发射应答信号；③把SART电源开关放到ON，被X波段雷达触发后，立即发射应答信号；④当SART与搜救雷达距离1nmile以上，为同方位.等间距，最多12个亮点信号；⑤当SART与搜救雷达距离为1nmile时，为宽弧；⑥当SART与搜救雷达距离小于1nmile时，为同心圆A
①④⑤⑥B
③④⑤⑥C
②③⑤⑥D
②④⑤⑥
考题
单选题Which conditions will normally cause a SART to operate in the active mode?（）A
It will respond only to interrogation by 9-Ghz radar signalsB
A SART will normally respond to interrogation from a searching vessel's radar if the radar antenna is at least 15 meters highC
A SART will normally respond to interrogation from a searching aircraft's radar if the radar's output power is at least 10，000 watts and the aircraft is at a height of 3000 feet and within 30 nautical milesD
All of the above
考题
单选题How can vessel personnel detect the operation of a SART in its vicinity?（）A
A unique radar signal consisting of a blip code radiating outward from a SART's position along its line of bearingB
A unique two tone warbling signal heard on VHF-FM ch-70C
A unique two tone alarm signal heard upon the automatic unmuting of the 2182 kHz radiotelephone automatic watch receiverD
The SART signal appears as a target which comes and goes; the effect of heavy swells on the SART
考题
单选题Which signal is detected as originating from a SART?（）A
The Morse code distress series S-O-S repeated 3 times followed by DE and the vessel's call signB
A line of blip code on a radar screen outward from the SART's position along its line of bearingC
A line of blip code on a radar screen inward from the SART's position to its own ship along its line of bearingD
None of these
考题
单选题You are proceeding to a distress site and expect large numbers of people in the water. Which statement is TRUE?（）A
You should stop to windward of the survivors in the water and only use the ship's boats to recover the survivorsB
If the survivors are in inflatable rafts you should approach from windward to create a lee for the survivorsC
An inflatable liferaft secured alongside can be an effective boarding station for transfer of survivors from the boatsD
Survivors in the water should never be permitted alongside due to the possibility of injury from the vessel
考题
单选题How can the SART’s audible tone monitor be used?（）A
It informs survivors that assistance may be nearbyB
It informs survivors when the battery's charge condition has weakenedC
It informs survivors when the SART switches to the standby modeD
It informs survivors that a nearby vessel is signaling on DSC
考题
单选题What is the real cause of the potential water crisis?A
The world population is increasing faster and faster.B
Half of the world’s water resources have been seriously polluted.C
Humanity has not placed sufficient value on water resources.D
Only half of the world’s water can be used.
考题
单选题How can a SART’s effective range be maximized? （）A
The SART should be placed in water immediately upon activationB
The SART should be held as high as possibleC
Switch the SART into the high power positionD
If possible，the SART should be mounted horizontally so that its signal matches that of the searching radar signal
考题
单选题What does a SART signal sound or look like?（）A
It transmits SOS and the vessel's name and position in slow speed Morse CodeB
It will appear on a radar unit's PPI as a line of dots radiating outward with the innermost dot indicating the SART's positionC
It will appear on a radar unit's PPI as a line of dots radiating outward with the outermost dot indicating the SART's positionD
None of the above
考题
单选题How can rescue personnel detect that a SART is transmitting in the immediate vicinity?（）A
The SART's blips on the PPI will begin arcing and eventually become concentric circlesB
The DSC unit will react to the SART's signal and respond with the two-tone alarmC
The SART can provide an approximate location to within a two nautical mile radius，per IMO standardsD
The SART signal appears as a target which comes and goes; the effect of heavy swells on a SART
考题
单选题Which step should be taken，if possible，when the vessel must be abandoned because of a distress situation（）.A
Alert the Coast Guard by using the survival craft's portable INMARSAT unitB
Program the SART and EPIRB to transmit the vessel's location and situationC
Place the SART and EPIRB in the“ON”position and secure them to the survival craftD
No additional steps are needed as the SART and EPIRB will both automatically float free and operate properly
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