单项选择题

Vessels lying afloat at buoys for more than 24 hours should use anchor chain for（）and insurance wire for（）.

A.bow mooring／stern line
B.forward spring／after spring
C.forward breast rope／forward spring
D.slip rope／stern line

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单项选择题

A.pump from the damaged tank
B.fight a fire
C.abandon ship
D.use the crossover system

单项选择题

A.dewater the compartment
B.establish and maintain flooding boundaries
C.secure power to the compartment
D.counter flood to maintain even keel

单项选择题

A.intact stability
B.initial stability
C.immersion stability
D.damage stability