The signal for fire alarm on a ship must be indicated().
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The radiotelegraph alarm signal may be used to announce().
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If you hear more than six short blasts and one long blast of the whistle supplemented by the same signal on the general alarm,you should().
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While working in the engine room, you hear seven short blasts followed by one long blast on the ships whistle, supplemented by the same signal on the general alarm bellsYou should ().
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At night while the ship is tied up to the dock,a fire breaks out in a cargo hatch. After sounding the alarm,what should the person on watch do?()
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If you hear more than six short blasts and one long blast of the whistle supplemented by the same signal on the general alarm,you should().
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Which of the listed sections of an emergency switchboard is used to supply power for alarm signals under emergency conditions?()
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When a vessel signals her distress by means of a gun or other explosive signal,the firing should be at intervals of approximately().
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The alarm signal for engine room catching fire is a blast of random bell follow by ()
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请找出下列句子中需要首字母大写的单词并将正确答案填入空中。 Just as an alarm started ringing, Cindy came out of the building shouting, “help! There’s a fire in the barn!”
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