A.surfaced with a nonskid texture
B.roped off to prevent unnecessary access
C.kept clear of any obstructions that would interfere with launching
D.posted with a list of persons assigned to the lifeboat
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A.DANGER，DO NOT TOUCH
B.DANGER，BOAT MAY DROP
C.DANGER，LEVER RELEASES BOAT
D.DANGER，LEVER DROPS BOAT
A.shorter than the rowing oars
B.the same length as the rowing oars
C.longer than the rowing oars
D.unrelated to the length of the rowing oars
A.along the turn of the bilge
B.along each side of the keel
C.near the top of the gunwale
D.at the bow and at the stern
A.safe speed only specified
B.not less than 120 feet per minute
C.not more than 120 feet per minute
D.not more than 90 feet per minute
A.remove them to fresh air
B.flush their face with water for about 5 minutes
C.stand them up and walk them around
D.remove their clothing and wrap them in blankets
最新試題
The depth over a shallow patch，（）about 1．5 miles southeastward of Nanshan Tou lighthouse，reduces to 8 meters.
Symptoms of heat stroke are（）.
In the first 24 hours after abandoning a vessel，water should be given only to personnel who are（）.
The maximum speed of lowering for a lifeboat on gravity davits is controlled by the（）.
In order for combustion to occur inside a piping system such as a vapor collection header in a marine emmission control system，there must be（）.
The minimum concentration of a vapor in air which can form an explosive mixture is called the（）.
Seawater may be used for drinking（）.
In painting a lifeboat following its overhaul，which parts must be painted bright red?（）
Symptoms of sea sickness include（）.
The bottom row of plating next to the keel of a lifeboat is known as the（）.