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全部科目 > 水路交通运输技能考试 > 海船船员考试 > 船舶管理(驾驶专业) > 航海英语 > 沿海航海技术 > 船舶救生设备名称

单项选择题

Cable tension for catenary calculations is taken at the（）.

A.chain locker
B.fairlead
C.anchor
D.contact point of chain with seabed

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单项选择题

By regulation，life preservers aboard an uninspected towing vessel must be（）.

A.readily accessible
B.securely stowed
C.stored in sealed containers
D.stowed with the emergency provisions

单项选择题

As you hold a piece of manila line vertically in front of you，the strands run from the lower left to the upper right. Which type of line is this?（）

A.Right-hand laid
B.Cable-laid
C.Sennet-laid
D.Water-laid

单项选择题

An oxygen indicator can be used to determine if there is（）.

A.sufficient oxygen in a compartment to support life
B.combustible gases present
C.hydrogen gas present
D.All of the above

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