单项选择题
The inside light in an inflatable liferaft is turned on（）.
A.automatically as the liferaft inflates
B.with a switch near the boarding handle
C.at night because the light has a photosensitive switch
D.by screwing the bulb in after the raft is inflated
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相关考题
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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 -
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
