單項選擇題

An oxygen indicator will detect （）.

A.the amount of oxygen in a space
B.the presence of harmful amounts of carbon monoxide
C.concentrations of explosive gas
D.All of the above

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單項選擇題

When making entries in the Oil Record Book, all quantifies should be（）.

A.recorded as cubic meters with a conversion to barrels
B.verified by the Chief Engineer
C.recorded directly from the oil discharge monitor
D.consistently recorded through the Oil Record Book in one specified unit (gallons, barrels, cubic meters)

單項選擇題

When fighting a spreading fire resulting from a broken fuel line, you should FIRST （）.

A.look for a CO₂ extinguisher
B.use a soda acid extinguisher
C.shut off the fuel supply
D.smother the fire with rags

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An oxygen indicator will detect （）.

你可能感興趣的試題

When making entries in the Oil Record Book, all quantifies should be（）.

When fighting a spreading fire resulting from a broken fuel line, you should FIRST （）.