單項(xiàng)選擇題

Where shall the key to C0₂ room be kept?（）

A.In master's cabin
B.In third office's cabin
C.In a break-glass-type enclosure conspicuously located adjacent to the room
D.In a locked locker conspicuously located adjacent to the room

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單項(xiàng)選擇題

Your vessel is crossing a narrow channel.A vessel to port is within the channel and crossing your course.She is showing a black cylinder.What is your responsibility?（）

A.hold your course and speed
B.sound the danger signal
C.begin an exchange of passing signals
D.do not cross the channel if you might impede the other vessel

單項(xiàng)選擇題

The disinfection of various compartments in a vessel by filling with a gaseous agent to destroy rats and all insects pests which act as germ carriers means（）.

A.displacement
B.fumigation
C.discharging
D.compensation

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Where shall the key to C02 room be kept?（）

你可能感興趣的試題

Your vessel is crossing a narrow channel.A vessel to port is within the channel and crossing your course.She is showing a black cylinder.What is your responsibility?（）

The disinfection of various compartments in a vessel by filling with a gaseous agent to destroy rats and all insects pests which act as germ carriers means（）.

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Where shall the key to C0₂ room be kept?（）