單項選擇題

Required lifesaving equipment on existing vessels may becontinued in use on the vessel if（）.

A.kept on board no more than 2 years
B.inspected and serviced every 6 months
C.destroyed if more than 5 years old
D.maintained in good and serviceable condition

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單項選擇題

Lines passed around the falls to hold the boat while passengers are boarding are（）.

A.life lines
B.frapping lines
C.tricing lines
D.tripping lines

單項選擇題

Life preservers should be stowed in（）.

A.the forepeak
B.messrooms
C.convenient protected topside locations
D.locked watertight containers

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Required lifesaving equipment on existing vessels may becontinued in use on the vessel if（）.

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Lines passed around the falls to hold the boat while passengers are boarding are（）.

Life preservers should be stowed in（）.