A、a continuous ringing for 10 seconds
B、one short ring followed by one long ring
C、two long rings of at least 20 seconds
D、a continuous ringing until the fire is extinguished
更多“The emergency signal for fires is sounded on the ship’s whistle and general alarm as（）.”相关的问题
A、urgency or an emergency B、the vessel's national identity signal C、a group from the general signal code D、a group from the medical signal code
A、The generator and bus transfer section B、The 450 volt, 60 cycle, 3 phase bus C、The 120 volt, 3 phase, 60 cycle bus D、The 24 volt DC bus
A、A.More than six short blasts and one long blast on the whistle B、B.Continuous blast of the ships whistle for a period of not less than 10 seconds supplemented by the same signal on the general alarm C、C.Three short blasts of the whistle supplemented by the same signal on the general alarm D、D.More than six short blasts and one long blast on the whistle supplemented by the same signal on the general alarm
A、abandon ship B、dismissal from fire and emergency stations C、fire and emergency D、man overboard
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