Which of the actions listed should be taken by the engineer on watch when the general alarm is sounded continuously for 10 seconds?（） A:Engine room ventilation should be started B:Main engines should be secured C:The fire pump should be started D:The fixed CO2 system should be activated

Which of the actions listed should be taken by the engineer on watch when the general alarm is sounded continuously for 10 seconds?（）
A:Engine room ventilation should be started
B:Main engines should be secured
C:The fire pump should be started
D:The fixed CO₂system should be activated

出自：海船船员证

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