Which action should be taken on receipt of a GMDSS distress alert().
A、A.Read the display screen and/or printout
B、B.Silence the alarm
C、C.Listen for any follow up voice/telex transmission on the appropriate frequency
D、D.All of the above
A、A.Read the display screen and/or printout
B、B.Silence the alarm
C、C.Listen for any follow up voice/telex transmission on the appropriate frequency
D、D.All of the above
A、The fire pump should be started B、The boiler rims should be secured C、The fixed CO2 system should be initiated into action D、The engine room ventilation should be secured
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
A、No action is necessary,as the DSC control unit will automatically switch to the NBDP follow-on communications frequency B、The operator should immediately set continuous watch on the radiotelephone frequency that is associated with the frequency band on which the distress alert was received C、The Operator should immediately set continuous watch on VHF channel 70 D、The Operator should immediately set continuous watch on the NBDP frequency that is associated with the frequency band on which the distress alert was received
A、Open equipment pack B、Issue anti-seasickness medicine C、Cut painter and clear the ship D、Dry the liferaft floor and inflate
A、Clean all electrical connections B、Lift the relief valves by hand C、Inspect and clean all solenoid valves D、Inspect for oil and water leaks
A、Close the valves at the transfer manifold B、Notify the person in charge of the shore facility C、Shut down the transfer operation D、Sound the fire alarm