單項(xiàng)選擇題

The ventilation system of your ship has fire dampers restrained by fusible links. Which statement is TRUE?（）

A.A fusible link will automatically open after a fire is extinguished and reset the damper
B.Fusible links must be replaced at every inspection for certification
C.Fusible links are tested by applying a source of heat to them
D.Fusible links must be replaced if a damper is activated

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單項(xiàng)選擇題

The type of extinguisher which should be used for an electricity fire is（）.

A.foam or soda acid
B.dry chemical or foam
C.carbon dioxide or dry chemical
D.carbon dioxide or foam

單項(xiàng)選擇題

The supply of carbon dioxide used in the fixed extinguishing system aboard a cargo vessel MUST be at least sufficient for（）.

A.all the spaces of a vessel
B.all cargo spaces
C.the engine room and largest cargo space
D.the space requiring the largest amount

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The ventilation system of your ship has fire dampers restrained by fusible links. Which statement is TRUE?（）

你可能感興趣的試題

The type of extinguisher which should be used for an electricity fire is（）.

The supply of carbon dioxide used in the fixed extinguishing system aboard a cargo vessel MUST be at least sufficient for（）.