单项选择题
After abandoning ship, you should deploy the sea anchor from a life raft to（）.
A.keep the life raft from capsizing
B.navigate against the current
C.keep personnel from getting seasick
D.stay in the general location
点击查看答案&解析
相关考题
-
单项选择题
After being launched from a vessel, totally enclosed survival craft which have been afloat over a long period require（）.
A.frequent opening of hatches to permit entry of fresh air
B.regular checks of bilge levels
C.use of ear plugs to dampen engine noise
D.frequent flushing of the water spray system with fresh water -
单项选择题
After each reading of an oxygen indicator, the instrument should be purged with（）.
A.CO2
B.fresh air
C.the tested compartment's air
D.water -
单项选择题
After extinguishing a fire with C02,it is availabe to（）.
A.use all CO2 available to cool the surronding area
B.stand by with water or other agents
C.thoroughly ventilate the space of CO2
D.jettison all buring materials
