单项选择题
The hydrostatic release on the inflatable liferafts on a fishing vessel must be（）.
A.replaced annually
B.tested monthly
C.serviced annually
D.overhauled quarterly
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相关考题
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单项选择题
The capacity of any liferaft on board a vessel can be determined by（）.
A.examining the Certificate of Inspection
B.examining the plate on the outside of the raft container
C.referring to the station bill
D.referring to the shipping articles -
单项选择题
The bosun has thrown the liferaft into the water before abandoning the vessel. The operating cord（）.
A.serves as a sea painter
B.detaches from the liferaft automatically
C.is used to rig the boarding ladder
D.is cut immediately as it is of no further use -
单项选择题
The air spaces in the floor of an inflatable liferaft will provide protection against（）.
A.asphyxiation from CO2
B.loss of air in the sides of the raft
C.rough seas
D.cold water temperatures
