A.a 30 second on 30 second off alternating signal
B.the continuous blast of the ships whistle for not less than 10 seconds supplemented by the continuous ringing of the general alarm bells for not less than 10 seconds
C.an intermittent ringing of the general alarm for not less than ten seconds
D.announced over the PA system
您可能感興趣的試卷
你可能感興趣的試題
A.close and seal around the drill pipe
B.close and seal around casing
C.cut off pipe inside the preventer stack
D.close and seal around drill collars
A.pressure differences in the atmosphere
B.the length of the hose attached to the facepiece
C.the physical exertion of the person wearing the device
D.spaces containing poisonous vapors
A.mayday
B.pan pan
C.securite
D.seelonce feenee
A.all emergency signals
B.instructions for lowering the lifeboats
C.the time each weekly drill will be held
D.work schedule
A.secured inside the wheelhouse
B.tested annually
C.tested monthly
D.secured in the emergency locker
最新試題
Overhauling a fire in the living quarters on a vessel must include（）.
The approval period for a shipboard Oil Pollution Emergency Plan expires after（）.
The rated operating time of a self-contained breathing device may be reduced in actual use because of（）.
Coast Guard regulations require that all of the following emergencies be covered at the periodic drills on a fishing vessel EXCEPT（）.
The shear rams of a ship blowout preventer stack are used in emergency well control to（）.
The signal for a fire emergency on an OSV is（）.
The radiotelephone urgency signal is（）.
If you see someone fall overboard from a ship，you should（）.
An aircraft has indicated that he wants you to change course and follow him. You cannot comply because of an emergency on board. Which signal should you make?（）
Fire protection regulations for towing vessels require that drills be conducted on board the vessel as if there were an actual emergency. Drills include all of the following，EXCEPT（）.