单项选择题

Start the （）(艇机), drive the boat from the ship quickly.

A. boat engine
B. davit motor
C. main engine
D. fire boat

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单项选择题

A. embarkation deck
B. disembarkation ladder
C. fender
D. boat plug

单项选择题

A. fire mask
B. fireboat
C. top derrick
D. davit motor

单项选择题

A. extinguishers
B. portable extinguishers
C. dry foam extinguishers
D. CO₂ extinguishers