A.red-and-white octagon
B.daymark with a yellow stripe on it
C.green square
D.yellow diamond
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A.cross connection line between two main fire lines
B.special wrench for the couplings in a fire hose line
C.tackle rigged to support a fire hose
D.None of the above
A.gale force winds within 12 hours
B.blizzard conditions
C.deteriorating or unsettled weather
D.heavy，wind driven rain
A.rainy weather for the next 48 hours
B.high seas
C.improving weather conditions
D.deteriorating weather conditions
A.seawater temperature
B.engine temperature
C.dry bulb and wet bulb temperatures
D.barometric pressure
A.Shift weight to the bow
B.Shift weight to the center of the boat
C.Shift weight to the stern
D.Throw excess weight overboard
最新試題
A towing vessel’s fire detection system may be certified to comply with the Coast Guard’s towing vessel fire protection regulations by（）.
A thrust block is designed to（）.
A storm’s track is characterized by all of the following except（）.
A vertex of the navigational triangle is NOT located at the（）.
A stretch where the channel changes from one side of the river to the other is called a （）.
A towing light is（）.
A tackle is “two blocked” when the blocks are（）.
A stage should only be rigged（）.
A traffic separation zone is that part of a traffic separation scheme which（）.
A spanner is a （）.