A.limit switches
B.emergency disconnect switch
C.governor brake
D.position of the counterweight on the brake handle
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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
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
最新試題
The maximum speed of lowering for a lifeboat on gravity davits is controlled by the（）.
On an oceangoing vessel，for each person a lifeboat (without desalting kits) is certified to carry，the boat must be supplied with（）.
The bottom row of plating next to the keel of a lifeboat is known as the（）.
In rough weather，when a ship is able to maneuver，it is best to launch a lifeboat（）.
The grab rail of a metal lifeboat is normally located（）.
The length of the steering oar in a lifeboat is（）.
The MINIMUM acceptable size for a towing bridle would be that size in which the safe working load (SWL) of each leg of the bridle is equal to（）.
If help has not arrived in 10-12 hours after you abandon a vessel in a survival craft，you should（）.
Once you have established the daily ration of drinking water in a survival situation，how should you drink it?（）
Sign(s) of respiratory arrest requiring artificial respiration is(are)（）.