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
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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
All self-propelled vessels on an international voyage must be equipped with how many Emergency Position Indicating Radio beacons (EPIRB)? （）
After an explosion，repair of emergency machinery and services should be accomplished（）.
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（）.
The Muster List (“Station Bill”) shows each person’s lifeboat station，duties during abandonment，basic instructions，and（）.
A ship that，at any time，operates seaward of the outermost boundary of the territorial sea is required to prepare，submit，and maintain a(n)（）.
On offshore drilling units，emergency lighting and each emergency power system must be tested at least once a（）.
In an emergency，the electro-hydraulic steering units can be directly controlled by the（）.
Cargo vessels being navigated，and fitted with emergency lighting and power systems，shall have their emergency systems tested at least once（）.
The Emergency Position Indicating Radio beacon on a cargo vessel must be stowed（）.