单项选择题
Aboard a survival craft，ether can be used to（）.
A.start the engine in cold weather
B.aid in helping personnel breathe
C.prime the sprinkler system
D.prime the air supply
点击查看答案&解析
相关考题
-
单项选择题
A vessel in distress should send by radio telephone the two tone alarm signal followed immediately by the（）.
A.Distress position
B.Spoken words“Mayday，Mayday，Mayday”
C.Ship's name
D.Ship's call letters -
单项选择题
A sweep oar is an oar that is（）.
A.generally shorter than the others and is used to steer with
B.is longer than the others and is used as the stroke oar
C.is raised in the bow of the boat for the steersman to steer by
D.longer than the others used for steering -
单项选择题
A person who sees someone fall overboard should（）.
A.immediately jump in the water to assist the individual
B.go to the bridge for the distress flares
C.run to the radio room to send an emergency message
D.call for help and keep the individual in sight
