默认题库 - 航海出版物

单选题

A position that is obtained by using two or more intersecting lines of position taken at nearly the same time，is a(n) （）.

A. fix
B. running fix
C. estimated position
D. dead-reckoning positio

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单选题

A lifeline must be connected to the liferaft （）.

A. at the bow
B. at the stern
C. in the middle
D. all around

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单选题

A liferaft which has inflated bottom-up on the water（）.

A. should be righted by standing on the carbon dioxide cylinder，holding the righting straps and leaning backwards
B. should be righted by standing on the life line，holding the righting straps leaning backwards
C. will right itself when the canopy tube inflates
D. must be cleared of the buoyant equipment before it will right itself

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单选题

A list signal of one white light indicates that the vessel is （）.

A. on an even keel
B. listing about 1° to the side the light is displayed on
C. listing over 5° With the light displayed on the high side
D. listing，and the chutes should be directed to the side where the light is displayed

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单选题